Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Income Tax Disclosure [Abstract]
Accruals and reserves	$ 1,144	$ 1,326
Transaction costs		81
Prepaid services	(1,034)	(897)
Net operating loss carryforwards		9,917
Current deferred income tax (liabilities) assets	110	10,427
Development costs	5	2,885
Share-based compensation expense	2,366	1,550
Amortization of intangible assets	(20,024)	(19,834)
Depreciation of fixed assets	(925)
Alternative minimum tax credit carryforward	1,468	1,420
General business credit carryforward	481
State tax credits	5,500
Net operating loss carryforwards	28,025	21,696
Other	1,065	2,978
Non-current deferred income tax (liabilities) assets	17,961	10,695
Valuation allowances	(18,109)	(25,593)
Deferred tax liabilities, net	$ (38)	$ (4,471)