Income Taxes (Tables)

12 Months Ended

Dec. 31, 2022

Income Tax Disclosure [Abstract]

Schedule of components of loss before income taxes

U.S. and foreign components of the loss before income taxes were as follows:

	Year Ended December 31,
(in thousands)	2022		2021		2020
U.S. loss	$	(23,768)	$	(3,319)	$	(6,719)
Foreign loss	(61,521)		(47,310)		(30,355)
Total loss before income taxes	$	(85,289)	$	(50,629)	$	(37,074)

Schedule of components of the provision for income taxes

The components of the provision for income taxes were as follows: 

	Year Ended December 31,
(in thousands)	2022		2021		2020
Current
Federal	$	3	$	3	$	3
State	248		100		17
Foreign	10,142		6,413		5,476
Total current tax expense	10,393		6,516		5,496
Deferred
Federal	(2,011)		(7,016)		102
State	(330)		(827)		59
Foreign	(1,119)		(2,625)		—
Total deferred tax (benefit) expense	(3,460)		(10,468)		161
Total provision (benefit) for income taxes	$	6,933	$	(3,952)	$	5,657

Schedule of effective income tax rate reconciliation

The items accounting for the difference between income taxes computed at the federal statutory rate and our effective tax rate were as follows:

	Year Ended December 31,
	2022		2021		2020
U.S. federal statutory tax rate	21.0	%	21.0	%	21.0	%
State and local taxes	3.1		2.6		10.8
Research and development tax credit	4.3		4.5		11.1
Stock-based compensation	7.0		49.5		34.4
Foreign tax rate differential	(4.0)		(1.2)		(10.6)
Change in valuation allowance	(28.3)		(55.7)		(81.2)
Gain on intercompany sale	(2.9)		(5.1)		—
Foreign withholding tax	(3.3)		(2.0)		(3.3)
Foreign deferred FX remeasurement	(4.4)		—		—
Transaction costs	(0.6)		(1.6)		—
Other	—		(4.2)		2.5
Effective tax rate	(8.1)	%	7.8	%	(15.3)	%

Components of deferred tax assets and liabilities

The components of the deferred tax assets and liabilities were as follows: 

	December 31,
(in thousands)	2022		2021
Deferred tax assets:
Net operating losses	$	136,087	$	134,503
Deferred revenue	15,907		13,598
Stock-based compensation	17,599		14,157
Tax credits	18,674		15,142
Leases	13,167		12,929
Accrued compensation	1,869		1,600
Interest expense	4,678		2,013
Capitalized research and development	14,076		—
Other	49		231
Total deferred tax assets	222,106		194,173
Valuation allowance	(172,987)		(147,040)
Net deferred tax assets	49,119		47,133
Deferred tax liabilities:
Deferred commissions	(22,112)		(19,423)
Property and equipment	(13,573)		(13,720)
Intangible assets	(14,539)		(15,253)
Other	(194)		(486)
Total deferred tax liabilities	(50,418)		(48,882)
Net deferred tax liabilities	$	(1,299)	$	(1,749)

Schedule change of gross unrealized tax benefits

The change in gross unrecognized tax benefits, excluding accrued interest, were as follows: 

	Year Ended December 31,
(in thousands)	2022		2021		2020
Unrecognized tax benefits at the beginning of the period	$	7,575	$	7,123	$	7,163
Additions for tax positions in the current year	245		194		232
Increase in prior year positions	—		64		62
Decrease in prior year positions	—		(48)		(334)
Acquisitions	—		242		—
Unrecognized tax benefits at the end of the period	$	7,820	$	7,575	$	7,123