RECENTLY ANNOUNCED REINSURANCE TRANSACTION (Details) - Financing Agreement With Golden Gate And Syndicate Of Risk Takers - Maximum $ in Billions	Sep. 30, 2015 USD ($)
Term of financing agreement	20 years
Financing capacity under the agreement	$ 2.2

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_DebtInstrumentTerm
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration