Business and Basis of Presentation (Consolidated Statements of Cash Flows) (Details) - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2017	Sep. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES:
Policy charges and fee income	$ (761)	$ 117
Future policy benefits	728,762	530,380
Net receivables from/payables to parent and affiliates	12,391	(55,000)
Reinsurance recoverable	(3,342)	207,509
Other, net	58,395	(140,897)
Cash flows from (used in) operating activities	1,095,643	10,088,843
CASH FLOWS FROM FINANCING ACTIVITIES:
Contributed capital	0	860,573
Policyholders’ account deposits	1,905,487	1,524,528
Ceded policyholders' account deposits	(6,818)	(21,033)
Policyholders' account withdrawals	(1,950,184)	(1,691,367)
Ceded policyholders' account withdrawals	18,421	25,198
Cash flows from (used in) financing activities	$ (369,920)	568,515
As Previously Reported
CASH FLOWS FROM OPERATING ACTIVITIES:
Policy charges and fee income		(803)
Future policy benefits		(5,224)
Net receivables from/payables to parent and affiliates		171,317
Reinsurance recoverable		(213,844)
Other, net		650,903
Cash flows from (used in) operating activities		10,149,084
CASH FLOWS FROM FINANCING ACTIVITIES:
Contributed capital		781,125
Policyholders’ account deposits		2,203,234
Ceded policyholders' account deposits		0
Policyholders' account withdrawals		(2,346,701)
Ceded policyholders' account withdrawals		0
Cash flows from (used in) financing activities		508,274
Revision
CASH FLOWS FROM OPERATING ACTIVITIES:
Policy charges and fee income		920
Future policy benefits		535,604
Net receivables from/payables to parent and affiliates		(226,317)
Reinsurance recoverable		421,353
Other, net		(791,800)
Cash flows from (used in) operating activities		(60,241)
CASH FLOWS FROM FINANCING ACTIVITIES:
Contributed capital		79,448
Policyholders’ account deposits		(678,706)
Ceded policyholders' account deposits		(21,033)
Policyholders' account withdrawals		655,334
Ceded policyholders' account withdrawals		25,198
Cash flows from (used in) financing activities		$ 60,241

The cash inflow from a segregated fund account ceded out during the period.

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The cash outflow for a segregated fund account ceded out during the period.

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The cash inflow from a segregated fund account during the period.

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Amount of fees and commissions from financial services and banking activities and correspondent clearing. Includes fees from depositor accounts, credit cards, merchant discounts, and fiduciary and trust activities, guarantee fees, investment advisory, management, and administrative fees, transfer agent fees, and insurance commissions.

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