0001001 - Document - Cover Page link:presentationLink link:calculationLink link:definitionLink 1001002 - Statement - Consolidated Balance Sheets link:presentationLink link:calculationLink link:definitionLink 1002003 - Statement - Consolidated Balance Sheets (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1003004 - Statement - Consolidated Statements of Comprehensive Income link:presentationLink link:calculationLink link:definitionLink 1004005 - Statement - Consolidated Statements of Comprehensive Income (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1005006 - Statement - Consolidated Statements of Changes in Stockholders' Equity link:presentationLink link:calculationLink link:definitionLink 1006007 - Statement - Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) link:presentationLink link:calculationLink link:definitionLink 1007008 - Statement - Consolidated Statements of Cash Flows link:presentationLink link:calculationLink link:definitionLink 2101101 - Disclosure - Nature of Operations and Basis of Presentation link:presentationLink link:calculationLink link:definitionLink 2402401 - Disclosure - Nature of Operations and Basis of Presentation (Details) link:presentationLink link:calculationLink link:definitionLink 2103102 - Disclosure - Summary of Significant Accounting Policies link:presentationLink link:calculationLink link:definitionLink 2204201 - Disclosure - Summary of Significant Accounting Policies (Policies) link:presentationLink link:calculationLink link:definitionLink 2305301 - Disclosure - Summary of Significant Accounting Policies (Tables) link:presentationLink link:calculationLink link:definitionLink 2406402 - Disclosure - Summary of Significant Accounting Policies - Long-Lived Assets (Details) link:presentationLink link:calculationLink link:definitionLink 2407403 - Disclosure - Summary of Significant Accounting Policies - Deferred Policy Acquisition Costs (Details) link:presentationLink link:calculationLink link:definitionLink 2408404 - Disclosure - Summary of Significant Accounting Policies - Insurance Premium Revenue Recognition (Details) link:presentationLink link:calculationLink link:definitionLink 2409405 - Disclosure - Summary of Significant Accounting Policies - Reserve for Losses and Loss Adjustment Expense and Premium Deficiency Reserve (Details) link:presentationLink link:calculationLink link:definitionLink 2110103 - Disclosure - Investments link:presentationLink link:calculationLink link:definitionLink 2311302 - Disclosure - Investments (Tables) link:presentationLink link:calculationLink link:definitionLink 2412406 - Disclosure - Investments - Summary of Available for Sale (Details) link:presentationLink link:calculationLink link:definitionLink 2413407 - Disclosure - Investments - Summary of Municipal Debt Securities and Corporate Debt Securities (Details) link:presentationLink link:calculationLink link:definitionLink 2414408 - Disclosure - Investments - Summary of Available For Sale Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 2415409 - Disclosure - Investments - Summary of Realized Gain and Loss and Investments in Unrealized Loss Position (Details) link:presentationLink link:calculationLink link:definitionLink 2416410 - Disclosure - Investments - Net Investment Income (Details) link:presentationLink link:calculationLink link:definitionLink 2117104 - Disclosure - Accounts Receivable link:presentationLink link:calculationLink link:definitionLink 2318303 - Disclosure - Accounts Receivable (Tables) link:presentationLink link:calculationLink link:definitionLink 2419411 - Disclosure - Accounts Receivable (Details) link:presentationLink link:calculationLink link:definitionLink 2120105 - Disclosure - Reinsurance link:presentationLink link:calculationLink link:definitionLink 2321304 - Disclosure - Reinsurance (Tables) link:presentationLink link:calculationLink link:definitionLink 2422412 - Disclosure - Reinsurance - Effect on Net Premiums Written and Earned (Details) link:presentationLink link:calculationLink link:definitionLink 2423413 - Disclosure - Reinsurance - Quota Share Reinsurance (Details) link:presentationLink link:calculationLink link:definitionLink 2424414 - Disclosure - Reinsurance - Excess of Loss Reinsurance (Details) link:presentationLink link:calculationLink link:definitionLink 2425415 - Disclosure - Reinsurance - Premium Details (Details) link:presentationLink link:calculationLink link:definitionLink 2426416 - Disclosure - Reinsurance - Essent Guaranty's Excess of Loss Reinsurance Coverages and Retentions (Details) link:presentationLink link:calculationLink link:definitionLink 2427417 - Disclosure - Reinsurance - Summary of Total Assets and Maximum Exposure Loss (Details) link:presentationLink link:calculationLink link:definitionLink 2128106 - Disclosure - Reserve for Losses and Loss Adjustment Expenses link:presentationLink link:calculationLink link:definitionLink 2329305 - Disclosure - Reserve for Losses and Loss Adjustment Expenses (Tables) link:presentationLink link:calculationLink link:definitionLink 2430418 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Reconciliation of Reserve Balances for Losses and Loss Adjustment Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2431419 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2432420 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Summary of Incurred Losses and Allocated Loss Adjustment Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2433421 - Disclosure - Reserve for Losses and Loss Adjustment Expenses - Summary of Average Annual Payout of Losses (Details) link:presentationLink link:calculationLink link:definitionLink 2134107 - Disclosure - Debt Obligations link:presentationLink link:calculationLink link:definitionLink 2435422 - Disclosure - Debt Obligations (Details) link:presentationLink link:calculationLink link:definitionLink 2136108 - Disclosure - Commitments and Contingencies link:presentationLink link:calculationLink link:definitionLink 2337306 - Disclosure - Commitments and Contingencies (Tables) link:presentationLink link:calculationLink link:definitionLink 2438423 - Disclosure - Commitments and Contingencies - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2439424 - Disclosure - Commitments and Contingencies - Schedule of Lease Cost and Other Lease Information (Details) link:presentationLink link:calculationLink link:definitionLink 2440425 - Disclosure - Commitments and Contingencies- Schedule of Lease Liability Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 2440425 - Disclosure - Commitments and Contingencies- Schedule of Lease Liability Maturity (Details) link:presentationLink link:calculationLink link:definitionLink 2141109 - Disclosure - Capital Stock link:presentationLink link:calculationLink link:definitionLink 2342307 - Disclosure - Capital Stock (Tables) link:presentationLink link:calculationLink link:definitionLink 2443426 - Disclosure - Capital Stock (Details) link:presentationLink link:calculationLink link:definitionLink 2444427 - Disclosure - Capital Stock - Dividends (Details) link:presentationLink link:calculationLink link:definitionLink 2145110 - Disclosure - Stock-Based Compensation link:presentationLink link:calculationLink link:definitionLink 2346308 - Disclosure - Stock-Based Compensation (Tables) link:presentationLink link:calculationLink link:definitionLink 2447428 - Disclosure - Stock-Based Compensation - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2448429 - Disclosure - Stock-Based Compensation - Summary of Nonvested Performance-based Share Awards (Details) link:presentationLink link:calculationLink link:definitionLink 2449430 - Disclosure - Stock-Based Compensation - Summary of Nonvested Common Share and Common Share Unit Activity (Details) link:presentationLink link:calculationLink link:definitionLink 2450431 - Disclosure - Stock-Based Compensation - Summary of Compensation Expense, Net of Forfeitures (Details) link:presentationLink link:calculationLink link:definitionLink 2151111 - Disclosure - Dividends Restrictions link:presentationLink link:calculationLink link:definitionLink 2452432 - Disclosure - Dividends Restrictions (Details) link:presentationLink link:calculationLink link:definitionLink 2153112 - Disclosure - Income Taxes link:presentationLink link:calculationLink link:definitionLink 2354309 - Disclosure - Income Taxes (Tables) link:presentationLink link:calculationLink link:definitionLink 2455433 - Disclosure - Income Taxes - Income Tax Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2455433 - Disclosure - Income Taxes - Income Tax Expense (Details) link:presentationLink link:calculationLink link:definitionLink 2456434 - Disclosure - Income Taxes - Summary of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2456434 - Disclosure - Income Taxes - Summary of Deferred Tax Assets and Liabilities (Details) link:presentationLink link:calculationLink link:definitionLink 2457435 - Disclosure - Income Taxes - Tax Deductions (Details) link:presentationLink link:calculationLink link:definitionLink 2458436 - Disclosure - Income Taxes - Essent Holdings Income Taxes and Unrecognized Tax Benefits (Details) link:presentationLink link:calculationLink link:definitionLink 2159113 - Disclosure - Earnings per Share (EPS) link:presentationLink link:calculationLink link:definitionLink 2360310 - Disclosure - Earnings per Share (EPS) (Tables) link:presentationLink link:calculationLink link:definitionLink 2461437 - Disclosure - Earnings per Share (EPS) - Reconciliation of Net Income and Weighted Average Common Shares Outstanding (Details) link:presentationLink link:calculationLink link:definitionLink 2462438 - Disclosure - Earnings per Share (EPS) - Narrative (Details) link:presentationLink link:calculationLink link:definitionLink 2463439 - Disclosure - Earnings per Share (EPS) (Details) link:presentationLink link:calculationLink link:definitionLink 2164114 - Disclosure - Accumulated Other Comprehensive Income (Loss) link:presentationLink link:calculationLink link:definitionLink 2365311 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Tables) link:presentationLink link:calculationLink link:definitionLink 2466440 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 2466440 - Disclosure - Accumulated Other Comprehensive Income (Loss) (Details) link:presentationLink link:calculationLink link:definitionLink 2167115 - Disclosure - Fair Value of Financial Instruments link:presentationLink link:calculationLink link:definitionLink 2368312 - Disclosure - Fair Value of Financial Instruments (Tables) link:presentationLink link:calculationLink link:definitionLink 2469441 - Disclosure - Fair Value of Financial Instruments (Details) link:presentationLink link:calculationLink link:definitionLink 2170116 - Disclosure - Statutory Accounting link:presentationLink link:calculationLink link:definitionLink 2371313 - Disclosure - Statutory Accounting (Tables) link:presentationLink link:calculationLink link:definitionLink 2472442 - Disclosure - Statutory Accounting (Details) link:presentationLink link:calculationLink link:definitionLink 2173117 - Disclosure - Capital Maintenance Agreement link:presentationLink link:calculationLink link:definitionLink 2474443 - Disclosure - Capital Maintenance Agreement (Details) link:presentationLink link:calculationLink link:definitionLink 2175118 - Disclosure - Quarterly Financial Data (Unaudited) link:presentationLink link:calculationLink link:definitionLink 2376314 - Disclosure - Quarterly Financial Data (Unaudited) (Tables) link:presentationLink link:calculationLink link:definitionLink 2477444 - Disclosure - Quarterly Financial Data (Unaudited) (Details) link:presentationLink link:calculationLink link:definitionLink 2178119 - Disclosure - Schedule I - Summary of Investments-Other Than Investments in Related Parties link:presentationLink link:calculationLink link:definitionLink 2479445 - Disclosure - Schedule I - Summary of Investments-Other Than Investments in Related Parties (Details) link:presentationLink link:calculationLink link:definitionLink 2180120 - Disclosure - Schedule II - Condensed Financial Information of Registrant link:presentationLink link:calculationLink link:definitionLink 2481446 - Disclosure - Schedule II - Condensed Financial Information of Registrant - Balance Sheet Information (Details) link:presentationLink link:calculationLink link:definitionLink 2482447 - Disclosure - Schedule II - Condensed Financial Information of Registrant - Comprehensive Income Information (Details) link:presentationLink link:calculationLink link:definitionLink 2483448 - Disclosure - Schedule II - Condensed Financial Information of Registrant - Cash Flow Information (Details) link:presentationLink link:calculationLink link:definitionLink 2484449 - Disclosure - Schedule II - Condensed Financial Information of Registrant - Supplementary Notes (Details) link:presentationLink link:calculationLink link:definitionLink 2185121 - Disclosure - Schedule IV - Reinsurance link:presentationLink link:calculationLink link:definitionLink 2486450 - Disclosure - Schedule IV - Reinsurance (Details) link:presentationLink link:calculationLink link:definitionLink