Certain Nontraditional Long-Duration Contracts (Tables)

12 Months Ended

Dec. 31, 2017

Summary of Variable Annuity Contracts

As of December 31, 2017 and 2016, the Company had the following guarantees associated with these contracts, by product and guarantee type:

	December 31, 2017
($ in millions)	In the Event of Death		At Annuitization/ Accumulation		For Cumulative Periodic Withdrawals		Accumulation at Specified Dates
Variable Annuity Contracts
Separate account value	$	543.4	$	121.8	$	9.9	$	52.9
Net amount at risk	$	44.1	$	10.6	$	0.1	$	4.6
Average attained age of contractholders		62 years		N/A		N/A		N/A
Weighted average waiting period until guarantee date		N/A		None		N/A		5 years
Variable Life, Variable Universal Life and Universal Life Contracts
No Lapse Guarantees
Separate account value	$	396.7
General account value	$	3,687.9
Net amount at risk	$	71,791.0
Average attained age of contractholders		50 years

	December 31, 2016
($ in millions)	In the Event of Death		At Annuitization/ Accumulation		For Cumulative Periodic Withdrawals		Accumulation at Specified Dates
Variable Annuity Contracts
Separate account value	$	543.1	$	116.5	$	10.9	$	75.8
Net amount at risk	$	57.5	$	15.8	$	0.1	$	6.2
Average attained age of contractholders		61 years		N/A		N/A		N/A
Weighted average waiting period until guarantee date		N/A		None		N/A		5 years
Variable Life, Variable Universal Life and Universal Life Contracts
No Lapse Guarantees
Separate account value	$	348.0
General account value	$	3,684.1
Net amount at risk	$	77,609.0
Average attained age of contractholders		49 years

Liabilities for Guarantee Benefits

The changes in general account liabilities for guarantees on variable contracts were as follows:

	GMDB		GMIB		GMWB/GMAB		Secondary Guarantees
($ in thousands)	Variable Annuity		Variable Annuity		Variable Annuity		Interest- Sensitive Life and Fixed Annuities			Total
Balance as of December 31, 2014	$	8,358	$	8,240	$	6,733	$	625,161		$	648,492
Less: reinsurance recoverable		8,358		8,240		6,733		83,733			107,064
Net balance as of December 31, 2014		—		—		—		541,428			541,428
Incurred guarantee benefits		—		—		—		217,603			217,603
Paid guarantee benefits		—		—		—		(118,063	)		(118,063	)
Net change		—		—		—		99,540			99,540
Net balance as of December 31, 2015		—		—		—		640,968			640,968
Plus reinsurance recoverable		8,844		5,663		7,814		100,317			122,638
Balance as of December 31, 2015	$	8,844	$	5,663	$	7,814	$	741,285		$	763,606
Less: reinsurance recoverable		8,844		5,663		7,814		100,317			122,638
Net balance as of December 31, 2015		—		—		—		640,968			640,968
Incurred guarantee benefits		—		—		—		316,344			316,344
Paid guarantee benefits		—		—		—		(156,067	)		(156,067	)
Net change		—		—		—		160,277			160,277
Net balance as of December 31, 2016		—		—		—		801,245			801,245
Plus reinsurance recoverable		8,626		3,440		6,835		122,608			141,509
Balance as of December 31, 2016	$	8,626	$	3,440	$	6,835	$	923,853		$	942,754
Less: reinsurance recoverable		8,626		3,440		6,835		122,608			141,509
Net balance as of December 31, 2016		—		—		—		801,245			801,245
Incurred guarantee benefits		—		—		—		309,455			309,455
Paid guarantee benefits		—		—		—		(151,946	)		(151,946	)
Net change		—		—		—		157,509			157,509
Net balance as of December 31, 2017		—		—		—		958,754			958,754
Plus reinsurance recoverable		7,516		2,248		4,670		149,618			164,052
Balance as of December 31, 2017	$	7,516	$	2,248	$	4,670	$	1,108,372		$	1,122,806