Discontinued Operations - Schedule of Key Components of Discontinued Operations (Details) - Discontinued Operations [Member] - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Net revenue	$ 24,800	$ 36,800
Cost of goods sold	13,700	20,000
Gross profit	11,100	16,800
Selling, general and administrative	8,100	24,700
Research and development	2,400	8,100
Intangible impairment		2,700
Goodwill impairment		3,800
Restructuring and other	(3,800)	(21,800)
Other net expense	(1,700)	2,100
Income (loss) from discontinued operations, before income taxes	6,100	(2,800)
Gain on sale of discontinued businesses, before income taxes	6,400
Income tax (provision) benefit	300	(3,300)
Income (loss) from discontinued businesses, net of income taxes	$ 12,800	$ (6,100)