Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets (liabilities):
Deferred revenue	$ 5,857,000	$ 14,020,000
Stock compensation	6,451,000	6,034,000
Inventory related items	2,915,000	2,541,000
Tax credit carry forwards	4,871,000	2,579,000
Reserves and accruals	929,000	0
Loss carry forwards	8,077,000	667,000
Other, net	847,000	697,000
Total net deferred tax assets	29,947,000	26,538,000
Intangibles	(57,427,000)	(28,213,000)
Depreciation and amortization	(20,071,000)	(17,185,000)
Reserves and accruals	0	(601,000)
Other, net	0	0
Total deferred tax liabilities	(77,498,000)	(45,999,000)
Net deferred tax liabilities	(47,551,000)	$ (19,461,000)
Valuation allowance	$ 0