Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Income Tax Disclosure [Abstract]

Loss Before Provision for Income Taxes

The Company’s geographical breakdown of its loss before provision for income taxes is as follows (in thousands):

	Years Ended December 31,
	2016			2015			2014
Domestic	$	(72,139	)	$	(50,892	)	$	(55,330	)
Foreign		3,032			2,692			(2,665	)
Loss before provision for taxes	$	(69,107	)	$	(48,200	)	$	(57,995	)

Provision for Income Taxes

The components of the provision for income taxes are as follows (in thousands):

	Years Ended December 31,
	2016			2015			2014
Current
Federal	$	—		$	—		$	—
State		62			34			66
Foreign		1,654			857			1,523
Total current provision		1,716			891			1,589
Deferred
Federal		130			63			109
State		6			(1	)		6
Foreign		(680	)		(271	)		(523	)
Total deferred provision		(544	)		(209	)		(408	)
Total	$	1,172		$	682		$	1,181

Reconciliation of Provision for Income Taxes at Statutory Rate

Reconciliation of the provision for income taxes at the statutory rate to the Company’s provision for income tax is as follows (in thousands):

	Years Ended December 31,
	2016			2015			2014
Tax benefit at federal statutory tax rate	$	(23,496	)	$	(16,388	)	$	(19,718	)
Tax benefit at state statutory tax rate		(1,008	)		(499	)		(1,169	)
Foreign tax rate differential		57			(826	)		(526	)
Unbenefitted loss of consolidated investment		-			-			2,366
Change in valuation allowance		17,701			9,738			12,407
Meals and entertainment		222			44			34
Stock compensation		7,857			8,492			7,160
Nondeductible expenses and other		(161	)		121			627
Provision for income taxes	$	1,172		$	682		$	1,181

Deferred Tax Assets and Liabilities

Significant components of the Company’s deferred tax assets and liabilities are as follows (in thousands):

	As of December 31,
	2016			2015
Deferred tax assets:
Reserves and accruals	$	2,817		$	2,662
Deferred revenue		10,379			8,724
Stock-based compensation		7,361			4,772
Net operating loss carryforwards		47,452			37,793
Loss on OCI		370			374
Other		67			32
Gross deferred tax assets		68,446			54,357
Valuation allowance		(68,227	)		(53,468	)
Total deferred tax assets		219			889
Deferred tax liabilities:
Stock-based compensation		(21	)		(21	)
Depreciation and amortization		(243	)		(1,425	)
Total deferred tax liabilities		(264	)		(1,446	)
Net deferred tax liability	$	(45	)	$	(557	)

Unrecognized Tax Benefits

A reconciliation of the beginning and ending amount of unrecognized tax benefits is as follows (in thousands):

	2016			2015			2014
Balance at January 1	$	1,154		$	672		$	353
Additions based on tax positions taken during the current period		761			401			222
Reductions based on tax positions taken during the prior period		(42	)		(50	)		(47	)
Additions based on tax positions taken during a prior period		409			131			144
Balance at December 31	$	2,282		$	1,154		$	672