Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 173,217	$ 250,767	$ 848,092
Adjustments to reconcile net income to net cash provided by operating activities:
Policy charges and fee income	907	3,491	10,678
Realized investment (gains) losses, net	(6,052)	(7,368)	184,351
Depreciation and amortization	37,530	1,402	11,032
Interest credited to policyholders’ account balances	225,555	211,058	(117,027)
Change in:
Future policy benefits and other policyholder liabilities	238,052	324,284	218,861
Accrued investment income	2,393	7,161	12,487
Net payable to/receivable from parent and affiliates	61,252	(26,936)	(40,051)
Deferred sales inducements	38,380	(11,515)	(31,370)
Deferred policy acquisition costs	381,480	235,612	(389,611)
Income taxes	(3,426)	(67,163)	330,049
Reinsurance recoverables	(270,868)	(273,480)	(275,321)
Bonus reserve	(38,768)	(115,700)	(27,593)
Derivatives, net	21,581	(415)	(37,654)
Deferred loss on reinsurance	(118,028)	0	0
Other, net	(3,508)	(1,804)	(17,627)
Cash flows from operating activities	739,697	529,394	679,296
Proceeds from the sale/maturity/prepayment of:
Fixed maturities, available-for-sale	486,648	996,083	1,484,339
Commercial mortgage and other loans	89,344	20,988	109,242
Trading account assets	3,765	4,900	7,690
Policy loans	1,257	753	752
Other long-term investments	3,764	(1,650)	1,973
Short-term investments	2,318,219	2,637,788	3,220,082
Payments for the purchase/origination of:
Fixed maturities, available-for-sale	(336,954)	(494,947)	(743,854)
Commercial mortgage and other loans	(106,185)	(43,859)	(80,319)
Trading account assets	(3,681)	(4,312)	(5,469)
Policy loans	(644)	(943)	(538)
Other long-term investments	(3,994)	(14,691)	(12,969)
Short-term investments	(2,419,261)	(2,576,786)	(3,234,508)
Notes payable to/receivable from parent and affiliates, net	3,110	(12,524)	(2,224)
Derivatives, net	(6,528)	1,682	6,068
Other, net	1,070	(1,674)	(6,258)
Cash flows from investing activities	29,930	510,808	744,007
CASH FLOWS USED IN FINANCING ACTIVITIES:
Cash collateral for loaned securities	5,283	(42,612)	8,920
Repayments of debt (maturities longer than 90 days)	0	(200,000)	(200,000)
Net increase (decrease) in short-term borrowing	(53,354)	49,354	5,000
Drafts outstanding	(1,663)	(6,410)	1,577
Distribution to parent	(450,000)	(342,000)	(284,000)
Contributed capital	0	0	12,439
Policyholders’ account deposits	1,295,546	1,375,761	1,102,020
Policyholders’ account withdrawals	(1,511,470)	(1,875,118)	(2,068,108)
Policyholders’ account ceded	(54,027)	0	0
Cash flows used in financing activities	(769,685)	(1,041,025)	(1,422,152)
NET (DECREASE)/INCREASE IN CASH AND CASH EQUIVALENTS	(58)	(823)	1,151
CASH AND CASH EQUIVALENTS, BEGINNING OF YEAR	594	1,417	266
CASH AND CASH EQUIVALENTS, END OF YEAR	536	594	1,417
SUPPLEMENTAL CASH FLOW INFORMATION
Income taxes paid, net of refunds	(4,858)	75,745	2,325
Interest paid	$ 68	$ 8,657	$ 16,955