OFFSETTING OF ASSETS AND LIABILITIES (Tables)

9 Months Ended

Sep. 30, 2018

Offsetting [Abstract]

Schedule of Derivative Instruments by Assets

	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Statement of Financial Position		Net Amounts of Assets Presented in the Statement of Financial Position		Gross Amounts Not Offset in the Statement of Financial Position
							Financial Instruments		Collateral Received		Net Amount
	(Dollars In Thousands)
Offsetting of Assets
Derivatives:
Free-Standing derivatives	$	454,899	$	—	$	454,899	$	270,878	$	68,809	$	115,212
Total derivatives, subject to a master netting arrangement or similar arrangement	454,899		—		454,899		270,878		68,809		115,212
Derivatives not subject to a master netting arrangement or similar arrangement
Embedded derivative - Modco reinsurance treaties	2,650		—		2,650		—		—		2,650
Embedded derivative - GLWB	178,896		—		178,896		—		—		178,896
Other	141		—		141		—		—		141
Total derivatives, not subject to a master netting arrangement or similar arrangement	181,687		—		181,687		—		—		181,687
Total derivatives	636,586		—		636,586		270,878		68,809		296,899
Total Assets	$	636,586	$	—	$	636,586	$	270,878	$	68,809	$	296,899

	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Statement of Financial Position		Net Amounts of Assets Presented in the Statement of Financial Position		Gross Amounts Not Offset in the Statement of Financial Position
							Financial Instruments		Collateral Received		Net Amount
	(Dollars In Thousands)
Offsetting of Assets
Derivatives:
Free-Standing derivatives	$	468,871	$	—	$	468,871	$	242,105	$	108,830	$	117,936
Total derivatives, subject to a master netting arrangement or similar arrangement	468,871		—		468,871		242,105		108,830		117,936
Derivatives not subject to a master netting arrangement or similar arrangement
Embedded derivative - Modco reinsurance treaties	1,009		—		1,009		—		—		1,009
Embedded derivative - GLWB	134,995		—		134,995		—		—		134,995
Other	200		—		200		—		—		200
Total derivatives, not subject to a master netting arrangement or similar arrangement	136,204		—		136,204		—		—		136,204
Total derivatives	605,075		—		605,075		242,105		108,830		254,140
Total Assets	$	605,075	$	—	$	605,075	$	242,105	$	108,830	$	254,140

Schedule of Derivative Instruments by Liabilities

	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Statement of Financial Position		Net Amounts of Liabilities Presented in the Statement of Financial Position		Gross Amounts Not Offset in the Statement of Financial Position
							Financial Instruments		Collateral Posted		Net Amount
	(Dollars In Thousands)
Offsetting of Liabilities
Derivatives:
Free-Standing derivatives	$	246,682	$	—	$	246,682	$	242,105	$	4,577	$	—
Total derivatives, subject to a master netting arrangement or similar arrangement	246,682		—		246,682		242,105		4,577		—
Derivatives not subject to a master netting arrangement or similar arrangement
Embedded derivative - Modco reinsurance treaties	215,247		—		215,247		—		—		215,247
Embedded derivative - GLWB	246,755		—		246,755		—		—		246,755
Embedded derivative - FIA	218,676		—		218,676		—		—		218,676
Embedded derivative - IUL	80,212		—		80,212		—		—		80,212
Total derivatives, not subject to a master netting arrangement or similar arrangement	760,890		—		760,890		—		—		760,890
Total derivatives	1,007,572		—		1,007,572		242,105		4,577		760,890
Repurchase agreements(1)	885,000		—		885,000		—		—		885,000
Total Liabilities	$	1,892,572	$	—	$	1,892,572	$	242,105	$	4,577	$	1,645,890
(1) Borrowings under repurchase agreements are for a term less than 90 days.

	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Statement of Financial Position		Net Amounts of Liabilities Presented in the Statement of Financial Position		Gross Amounts Not Offset in the Statement of Financial Position
							Financial Instruments		Collateral Posted		Net Amount
	(Dollars In Thousands)
Offsetting of Liabilities
Derivatives:
Free-Standing derivatives	$	280,967	$	—	$	280,967	$	270,878	$	10,089	$	—
Total derivatives, subject to a master netting arrangement or similar arrangement	280,967		—		280,967		270,878		10,089		—
Derivatives not subject to a master netting arrangement or similar arrangement
Embedded derivative - Modco reinsurance treaties	60,683		—		60,683		—		—		60,683
Embedded derivative - GLWB	141,102		—		141,102		—		—		141,102
Embedded derivative - FIA	256,912		—		256,912		—		—		256,912
Embedded derivative - IUL	95,739		—		95,739		—		—		95,739
Other	44		—		44		—		—		44
Total derivatives, not subject to a master netting arrangement or similar arrangement	554,480		—		554,480		—		—		554,480
Total derivatives	835,447		—		835,447		270,878		10,089		554,480
Repurchase agreements(1)	417,094		—		417,094		—		—		417,094
Total Liabilities	$	1,252,541	$	—	$	1,252,541	$	270,878	$	10,089	$	971,574
(1) Borrowings under repurchase agreements are for a term less than 90 days.