Income Taxes (Tables)

9 Months Ended

Sep. 30, 2021

Income Tax Disclosure [Abstract]

Schedule of effective income tax rate reconciliation

A reconciliation of the U.S. federal statutory tax rate to the Company’s effective income tax rate is as follows:

	Three months ended September 30,				Nine months ended September 30,
	2021		2020		2021		2020
U.S. federal statutory tax rate	21.0	%	21.0	%	21.0	%	21.0	%
State income taxes, net of federal benefit	—		0.2		(0.2)		0.1
Non-U.S. income taxed at different rates	0.8		(0.2)		0.3		—
Increase (reduction) in tax benefit related to stock-based awards	(0.3)		0.1		1.2		—
Non-deductible expenses	5.8		(0.1)		1.1		—
Research and development credit	—		—		—		0.1
Increase in valuation allowance	(27.3)		(20.8)		(23.6)		(17.9)
Effect of tax rate differences of NOL carryback	—		—		—		1.7
Effective income tax rate	—	%	0.2	%	(0.2)	%	5.0	%