XML 95 R108.htm IDEA: XBRL DOCUMENT v2.4.1.9
Statutory Requirements (Statutory Net Income (Loss)) (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Bermuda      
Statutory Accounting Practices [Line Items]      
Statutory net income (loss) of regulated operations $ 623,931us-gaap_StatutoryAccountingPracticesStatutoryNetIncomeAmount
/ us-gaap_StatutoryAccountingPracticesByJurisdictionAxis
= country_BM
$ 712,820us-gaap_StatutoryAccountingPracticesStatutoryNetIncomeAmount
/ us-gaap_StatutoryAccountingPracticesByJurisdictionAxis
= country_BM
$ 693,887us-gaap_StatutoryAccountingPracticesStatutoryNetIncomeAmount
/ us-gaap_StatutoryAccountingPracticesByJurisdictionAxis
= country_BM
United Kingdom      
Statutory Accounting Practices [Line Items]      
Statutory net income (loss) of regulated operations $ 24,433us-gaap_StatutoryAccountingPracticesStatutoryNetIncomeAmount
/ us-gaap_StatutoryAccountingPracticesByJurisdictionAxis
= country_GB
$ 7,745us-gaap_StatutoryAccountingPracticesStatutoryNetIncomeAmount
/ us-gaap_StatutoryAccountingPracticesByJurisdictionAxis
= country_GB
$ (10,967)us-gaap_StatutoryAccountingPracticesStatutoryNetIncomeAmount
/ us-gaap_StatutoryAccountingPracticesByJurisdictionAxis
= country_GB