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Fair Value of Financial Instruments - Schedule of Unobservable Inputs Used for Level Three Fair Value Measurements of Financial Instruments on Recurring Basis (Detail) (USD $) In Millions, unless otherwise specified | 9 Months Ended |  | 9 Months Ended |  |  |  |  |  | 9 Months Ended |  |  | 9 Months Ended |  |  |  | 12 Months Ended | 9 Months Ended |  |  |  |  | 9 Months Ended |  |  |  |  | 9 Months Ended |  |  |  |  | 9 Months Ended |  |  |  |  |  |  |  |  |  |  |  |  |
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Jun. 30, 2014 | Sep. 30, 2013 | Jun. 30, 2014 Asset-backed securities [Member] Broker Quoted [Member] | Sep. 30, 2013 Asset-backed securities [Member] Broker Quoted [Member] | Jun. 30, 2014 Commercial mortgage-backed securities [Member] Broker Quoted [Member] | Sep. 30, 2013 Commercial mortgage-backed securities [Member] Broker Quoted [Member] | Jun. 30, 2014 Corporates [Member] Broker Quoted [Member] | Sep. 30, 2013 Corporates [Member] Broker Quoted [Member] | Jun. 30, 2014 Corporates [Member] Matrix Pricing [Member] | Sep. 30, 2013 Corporates [Member] Matrix Pricing [Member] | Jun. 30, 2014 Municipal Bonds [Member] Market pricing [Member] | Jun. 30, 2014 Municipal Bonds [Member] Broker Quoted [Member] | Jun. 30, 2014 Equity Securities [Member] | Sep. 30, 2013 Equity Securities [Member] | Jun. 30, 2014 Equity Securities [Member] Market pricing [Member] | Sep. 30, 2013 Equity Securities [Member] Option Pricing [Member] | Jun. 30, 2014 Equity Securities [Member] Broker Quoted [Member] | Jun. 30, 2014 Nomura Fund Linked Note [Member] Option Pricing [Member] | Jun. 30, 2014 Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Contingent purchase price reduction receivable [Member] | Sep. 30, 2013 Contingent purchase price reduction receivable [Member] | Jun. 30, 2014 Contingent purchase price reduction receivable [Member] Discounted cash flow [Member] | Jun. 30, 2014 Nomura Fund Linked Note [Member] | Jun. 16, 2014 Nomura Fund Linked Note [Member] | Jun. 30, 2014 Fixed Index Annuity [Member] | Sep. 30, 2013 Fixed Index Annuity [Member] | Jun. 30, 2014 Fixed Index Annuity [Member] Discounted cash flow [Member] | Jun. 30, 2014 Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Front Street Future Policyholder Benefits Reserve [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Equity conversion feature of preferred stock [Member] | Sep. 30, 2013 Equity conversion feature of preferred stock [Member] | Jun. 30, 2014 Equity conversion feature of preferred stock [Member] Monte Carlo simulation / Option model [Member] | Jun. 30, 2014 Minimum [Member] Asset-backed securities [Member] | Jun. 30, 2014 Minimum [Member] Commercial mortgage-backed securities [Member] | Jun. 30, 2014 Minimum [Member] Corporates [Member] | Jun. 30, 2013 Minimum [Member] Corporates [Member] | Jun. 30, 2013 Minimum [Member] Hybrids [Member] | Jun. 30, 2014 Minimum [Member] Contingent purchase price reduction receivable [Member] | Jun. 30, 2013 Minimum [Member] Contingent purchase price reduction receivable [Member] | Jun. 30, 2014 Minimum [Member] Fixed Index Annuity [Member] | Jun. 30, 2013 Minimum [Member] Fixed Index Annuity [Member] | Jun. 30, 2013 Minimum [Member] Equity conversion feature of preferred stock [Member] | Jun. 30, 2014 Maximum [Member] Asset-backed securities [Member] | Jun. 30, 2014 Maximum [Member] Commercial mortgage-backed securities [Member] | Jun. 30, 2013 Maximum [Member] Commercial mortgage-backed securities [Member] | Jun. 30, 2014 Maximum [Member] Corporates [Member] | Jun. 30, 2013 Maximum [Member] Corporates [Member] | Jun. 30, 2013 Maximum [Member] Hybrids [Member] | Jun. 30, 2014 Maximum [Member] Contingent purchase price reduction receivable [Member] | Jun. 30, 2013 Maximum [Member] Contingent purchase price reduction receivable [Member] | Jun. 30, 2014 Maximum [Member] Fixed Index Annuity [Member] | Jun. 30, 2013 Maximum [Member] Fixed Index Annuity [Member] | Jun. 30, 2013 Maximum [Member] Equity conversion feature of preferred stock [Member] | Jun. 30, 2014 Weighted Average [Member] | Jun. 30, 2014 Weighted Average [Member] Asset-backed securities [Member] | Jun. 30, 2013 Weighted Average [Member] Asset-backed securities [Member] | Jun. 30, 2014 Weighted Average [Member] Commercial mortgage-backed securities [Member] | Jun. 30, 2014 Weighted Average [Member] Corporates [Member] | Jun. 30, 2013 Weighted Average [Member] Corporates [Member] | Jun. 30, 2014 Weighted Average [Member] Municipal Debt Securities [Member] | Jun. 30, 2014 Weighted Average [Member] Hybrids [Member] | Jun. 30, 2013 Weighted Average [Member] Hybrids [Member] | Jun. 30, 2014 Weighted Average [Member] Equities [Member] | Jun. 30, 2014 Weighted Average [Member] Nomura Fund Linked Note [Member] | Jun. 30, 2014 Weighted Average [Member] Contingent purchase price reduction receivable [Member] | Jun. 30, 2013 Weighted Average [Member] Contingent purchase price reduction receivable [Member] | Jun. 30, 2014 Weighted Average [Member] Fixed Index Annuity [Member] | Jun. 30, 2013 Weighted Average [Member] Fixed Index Annuity [Member] | Jun. 30, 2013 Weighted Average [Member] Equity conversion feature of preferred stock [Member] | Jun. 30, 2014 Front Street Future Policyholder Benefits Reserve [Member] Minimum [Member] | Jun. 30, 2014 Front Street Future Policyholder Benefits Reserve [Member] Maximum [Member] | Jun. 30, 2014 Front Street Future Policyholder Benefits Reserve [Member] Weighted Average [Member] | Jun. 30, 2014 Level 1 [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Level 1 [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 1 [Member] Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Level 1 [Member] Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 2 [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Level 2 [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 2 [Member] Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Level 2 [Member] Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 2 [Member] Front Street Future Policyholder Benefits Reserve [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 3 [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Level 3 [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 3 [Member] Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Sep. 30, 2013 Level 3 [Member] Fixed Index Annuity [Member] Fair Value, Measurements, Recurring [Member] | Jun. 30, 2014 Level 3 [Member] Front Street Future Policyholder Benefits Reserve [Member] Fair Value, Measurements, Recurring [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Assets, Fair Value Disclosure, Recurring |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 19,524.4 | [1] | $ 17,820.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,812.6 | [1] | $ 2,761.4 |  |  |  |  | $ 16,781.2 | [1] | $ 14,536.0 |  |  |  |  |  |  | $ 930.6 | [1] | $ 523.5 |  |  |  |  |  |
Document Period End Date | Jun. 30, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Valuation Technique |  |  | Broker-quoted |  |  |  |  |  | Matrix Pricing |  |  | Broker-quoted |  |  |  | Option Pricing | Broker-quoted | Black Scholes model |  |  |  |  |  | Discounted cash flow |  |  |  |  | Discounted cash flow |  |  |  |  |  |  |  |  | Monte Carlo simulation / Option model |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Derivative Liability |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1,864.5 | [1] | 1,544.4 | [1] | 154.9 | [1] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | [1] |  | [1] |  |  |  |  | [1] |  | [1] |  | [1] |  |  |  | 1,864.5 | [1] | 1,544.4 | [1] | 154.9 | [1]
Assets, Fair Value Disclosure | 930.6 | 523.5 | 5.9 | 5.0 | 83.9 | 5.7 | 653.5 | 404.5 | 91.7 | 56.6 | 36.5 |  | 0 | 10.7 | 6.0 |  |  |  |  |  |  | 41.5 | 41.0 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Embedded Derivative, Fair Value of Embedded Derivative Liability |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11.6 | 11.3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Probability of collection |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 88.00% | 88.00% |  |  |  |  |  |  |  |  |  | 96.00% | 96.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 92.00% | 92.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Expected term |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7 months 15 days | 9 months |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.00% | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Credit insurance risk premium |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12.00% | 11.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quoted prices |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 62.00% | 0.00% |  |  |  |  |  |  |  |  |  | 142.00% | 113.00% |  |  |  |  |  |  |  |  |  |  | 100.00% | 90.00% |  |  | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Offered quotes |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 104.00% | 96.00% | 90.00% |  |  |  |  |  |  |  | 121.00% | 96.00% | 121.00% | 131.00% |  |  |  |  |  |  |  | 102.00% | 103.00% | 119.00% | 102.00% | 97.00% | 117.00% | 25.00% |  | 100.00% | 100.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Inputs, Risk-free Discount Factor |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.999 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Inputs, Risk-adjusted Discount Factor |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.995 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Inputs, Upward Movement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1.1 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Inputs, Downward Movement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.9 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Inputs, Probability of Upward Movement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 48.60% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fair Value Inputs, Probability of Downward Movement |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 51.40% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Liabilities |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Liabilities, Fair Value Disclosure | $ 2,019.4 | $ 1,875.2 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1,864.5 | $ 1,544.4 |  |  |  |  |  |  |  | $ 0 | $ 330.8 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Market value of option |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% | 0.00% |  |  |  |  |  |  |  |  |  | 48.00% | 38.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.00% | 4.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
SWAP rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.00% | 2.00% |  |  |  |  |  |  |  |  |  | 3.00% | 3.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.00% | 2.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Mortality multiplier |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 80.00% | 80.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Surrender rates |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.50% | 0.50% |  |  |  |  |  |  |  |  |  | 75.00% | 75.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 7.00% | 7.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-performance spread |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.25% | 0.25% |  | 0.50% | 1.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Risk margin for uncertainty |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.50% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Annualized volatility of equity |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 42.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Discount yield |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Non-cash accretion rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Calibration adjustment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.00% |  |  |  |  |  |  |  |  |  |  | 1.00% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 0.30% |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
[1] | The carrying amounts of trade receivables, accounts payable, accrued investment income and portions of other insurance liabilities approximate fair value due to their short duration and, accordingly, they are not presented in the tables above.

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- Definition The end date of the period reflected on the cover page if a periodic report. For all other reports and registration statements containing historical data, it is the date up through which that historical data is presented. If there is no historical data in the report, use the filing date. The format of the date is CCYY-MM-DD. + References No definition available. + Details
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- Definition Fair value measurements annualized volatility of equity. + References No definition available. + Details
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- Definition Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Fair value, after the effects of master netting arrangements, of a financial liability or contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes liabilities not subject to a master netting arrangement and not elected to be offset. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 10 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13433-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 15 -URI http://asc.fasb.org/extlink&oid=35750535&loc=d3e13495-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=34720828&loc=SL20225862-175312 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 45 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41271-113958 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 20 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=36459792&loc=SL20226008-175313 + Details
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- Definition Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (e) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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- Definition Description of the inputs and valuation technique(s) used to measure fair value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (bbb) -URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258 + Details
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