Policyholders' Liabilities (Tables)

12 Months Ended

Dec. 31, 2017

Liability for Future Policy Benefits [Abstract]

Schedule of Liability for Future Policy Benefits and Policyholders' Account Balances

Future policy benefits at December 31 for the years indicated are as follows:

	2017		2016
	(in thousands)
Life insurance – domestic	$	800	$	964
Individual and group annuities and supplementary contracts(2)	970,936		446,318
Other contract liabilities(2)	8,160,833		1,267,739
Individual and group annuities assumed upon reinsurance agreement with Pruco Life(1)	0		528,210
Other contract liabilities assumed upon reinsurance agreement with Pruco Life(1)	0		6,442,965
Total future policy benefits	$	9,132,569	$	8,686,196

(1) See Note 1 for additional information.

(2) Includes assumed reinsurance business from Pruco Life.

Policyholders’ account balances at December 31 for the years indicated are as follows:

	2017		2016
	(in thousands)
Interest-sensitive life contracts	$	15,301	$	15,666
Individual annuities(2)	4,162,138		1,441,126
Guaranteed interest accounts	668,713		893,419
Assumed policyholders' liabilities upon reinsurance agreement with Pruco Life(1)	0		2,386,678
Total policyholders’ account balances	$	4,846,152	$	4,736,889

(1) See Note 1 for additional information.

(2) Includes assumed reinsurance business from Pruco Life.