Income Taxes (Tables)

9 Months Ended

Sep. 30, 2022

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, 2022				Nine months ended September 30, 2022
	2022		2021		2022		2021
U.S. federal statutory tax rate	21.0	%	21.0	%	21.0	%	21.0	%
State income taxes, net of federal benefit	—		—		—		(0.2)
Non-U.S. income taxed at different rates	0.2		0.8		(0.3)		0.3
Increase (reduction) in tax benefit related to stock-based awards	—		(0.3)		(0.4)		1.2
Non-deductible expenses	0.5		5.8		0.4		1.1
Increase in valuation allowance	(21.7)		(27.3)		(20.7)		(23.6)
2018 IRS exam assessment	—		—		(0.4)		—
Effective income tax rate	—	%	—	%	(0.4)	%	(0.2)	%