Goodwill and Other Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2017

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of other intangible assets

The following tables summarize other intangible assets, all of which are within the Empower Retirement segment:

	December 31, 2017
	Gross carrying		Accumulated
	amount		amortization			Net book value
Customer relationships	$	47,580	$	(30,495	)	$	17,085
Non-competition	362		(362		)	—
Total	$	47,942	$	(30,857	)	$	17,085

	December 31, 2016
	Gross carrying		Accumulated
	amount		amortization			Net book value
Customer relationships	$	47,580	$	(27,517	)	$	20,063
Non-competition	1,325		(1,301		)	24
Total	$	48,905	$	(28,818	)	$	20,087