| Item | Type | Period | Balance | Description | | Income Statement | text | | | |
| Statement | text | | | Schedule reflecting a Statement of Income, Statement of Cash Flows, Statement of Financial Position, Statement of Shareholders' Equity and Other Comprehensive Income, or other statement as needed. |
| Restatement Axis | | | | |
| Product Or Service Axis | | | | |
| Statement | text | | | Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. |
| Restatement Domain | | | | |
| Products And Services Domain | | | | |
| Net Income (Loss) Available to Common Stockholders, Basic | text | | | |
| Income Amounts Attributable to Parent, Disclosures | text | | | |
| Earnings Per Share | text | | | |
| Common Stock, Dividends, Per Share, Declared | | duration | | Aggregate dividends declared during the period for each share of common stock outstanding. |
| Common Stock, Dividends, Per Share, Cash Paid | | duration | | Aggregate dividends paid during the period for each share of common stock outstanding. |
| Scenario Previously Reported Member | | | | |
| Restatement Adjustment Member | | | | |
| Accident and Health Insurance Product Line | | duration | | Product line consisting of insurance against loss by illness or injury, including but not limited to medical, dental, disability, workmen's compensation and long-term care. |
| Financial Guarantee Insurance Product Line | | duration | | Product line consisting of insurance against financial default. |
| Fixed Annuity | | duration | | Contract that provides a guaranteed stream of fixed payments. |
| Group Insurance Policy | | duration | | Contract consisting of insurance coverage issued to organization to provide benefit to more than one individual. |
| Guaranteed Investment Contract | | duration | | Contract that guarantees interest for a predetermined period of time and repayment of principal. |
| Indexed Annuity | | duration | | Contract providing interest payment that varies according to index. |
| Individual Insurance Policy | | duration | | Contract consisting of insurance coverage issued to individual. |
| Investment Product | | duration | | Contract providing variable periodic payment and other form of investment. |
| Life and Annuity Insurance Product Line | | duration | | Contract providing periodic payment upon death of insured. |
| Life Insurance Product Line | | duration | | Contract providing insurance coverage for death benefit. |
| Nontraditional Long-Duration Contracts | | duration | | Primarily annuity and life products having nontraditional terms. Some of these products combine fixed and variable features and are sold as general account or separate account products. |
| Insurance, Other | | duration | | Contract providing insurance coverage, classified as other. |
| Professional Liability Insurance | | duration | | Contract providing insurance coverage against loss by professional in course of practice. |
| Property, Liability and Casualty Insurance Product Line | | duration | | Contract providing insurance coverage against property-related loss. Includes, but is not limited to, damage, theft, or legal liability for personal injury. |
| Structured Settlement Annuity | | duration | | Contract providing periodic payments to a policyholder as agreed in settlement of a lawsuit. |
| Surety Product Line | | duration | | Contract providing insurance coverage for guarantee of performance. |
| Title Insurance Product Line | | duration | | Contract providing insurance coverage against loss of interest in property due to legal defect. |
| Variable Annuity | | duration | | Contract providing periodic payment that varies according to investment experience of separate account in which amount paid to provide for annuity is allocated. |
| Net Income (Loss) Attributable to Parent | text | | | |
| Preferred Stock Dividends and Other Adjustments | text | | | |
| Undistributed Earnings (Loss) Allocated to Participating Securities, Basic, Total | $ | duration | debit | Amount of undistributed earnings (loss) allocated to participating securities for the basic earnings (loss) per share or per unit calculation under the two-class method. |
| Net Income (Loss) Available to Common Stockholders, Basic, Total | $ | duration | credit | Amount, after deduction of tax, noncontrolling interests, dividends on preferred stock and participating securities; of income (loss) available to common shareholders. |
| Income (Loss) from Continuing Operations, Net of Tax, Attributable to Parent | text | | | |
| Income (Loss) from Discontinued Operations, Net of Tax, Attributable to Parent | text | | | |
| Earnings Per Share, Basic | text | | | |
| Earnings Per Share, Basic, Other Disclosure | text | | | |
| Earnings Per Share, Diluted | text | | | |
| Earnings Per Share, Diluted, Other Disclosure | text | | | |