Discontinued Operations - Schedule of Assets and Liabilities Discontinued Operations (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Sep. 01, 2016	Dec. 31, 2015
Current assets:
Total current assets of discontinued operations	$ 364		$ 30,210
Current liabilities:
Accrued expenses	3,830
Total current liabilities of discontinued operations	732		9,891
Non-current liabilities:
Other long-term liabilities			1,516
International operations | Discontinued operations, disposed of by sale
Current assets:
Cash	159	$ 4,250	4,934
Accounts receivable, net	0		11,449
Inventories, net	48		12,276
Prepaid expenses and other current assets	157		1,551
Total current assets of discontinued operations	364		30,210
Non-current assets:
Property and equipment, net	0		5,850
Intangible assets, net	0		12,810
Other assets	61		797
Total assets of discontinued operations	425		49,667
Current liabilities:
Accounts payable	43		627
Accrued expenses	689		8,616
Deferred revenue	0		648
Total current liabilities of discontinued operations	732		9,891
Non-current liabilities:
Other long-term liabilities	0		1,516
Total liabilities of discontinued operations	$ 732		$ 11,407