Goodwill (Tables)

12 Months Ended

Dec. 31, 2016

Goodwill And Intangible Assets Disclosure [Abstract]

Summary of Non-Cash Impairment Charges to Goodwill

The Company had the following non-cash impairment charges to its goodwill for the years ended December 31, 2016 and 2015 (in thousands):

	Years Ended December 31,
	2016		2015
Impairment expense - goodwill	$	17,532	$	1,547