Related Party Transactions (Reinsurance With Affiliates) (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Related Party Transactions [Abstract]
Reinsurance recoverables	$ 22,546,361	$ 20,594,371
Policy loans	(75,697)	(69,501)
Deferred policy acquisition costs	(2,122,349)	(1,709,625)
Other assets	35,616	39,458
Policyholders’ account balances	5,020,230	4,827,071
Future policy benefits and other policyholder liabilities	2,380,215	2,193,735
Other liabilities	$ 494,660	$ 433,627

Amount after valuation allowance recoverable including premium paid under reinsurance contracts. Examples include, but are not limited to, settled and unsettled claims, incurred but not reported losses, loss adjustment expense, premium paid, policy benefits and policy reserves.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6480758&loc=d3e6824-158387

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.(a),6)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Name:	us-gaap_ReinsuranceRecoverables
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant