Income taxes - Income Tax Expense (Details) - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Tax Disclosure [Abstract]
Income tax (benefit) expense		$ 5,606,000	$ (281,071,000)	$ 4,826,000
Effective tax rate	(312.00%)	16.30%	(312.00%)	(7.80%)
Current Federal Tax Expense (Benefit)		$ 2,000	$ (128,000)	$ (164,000)
Current State and Local Tax Expense (Benefit)		818,000	267,000	84,000
Current Foreign Tax Expense (Benefit)		2,076,000	(7,669,000)	4,956,000
Current Income Tax Expense (Benefit)		2,896,000	(7,530,000)	4,876,000
Deferred Federal Income Tax Expense (Benefit)		5,039,000	(205,856,000)	0
Deferred State and Local Income Tax Expense (Benefit)		(2,312,000)	(67,933,000)	0
Deferred Foreign Income Tax Expense (Benefit)		(17,000)	248,000	(50,000)
Deferred Income Tax Expense (Benefit)		2,710,000	(273,541,000)	(50,000)
Unrecognized Tax Benefits, Decrease Resulting from Prior Period Tax Positions		459,000	13,122,000	3,929,000
Stock-based compensation		$ (1,192,000)	$ (5,345,000)	$ 696,000
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Percent		5.20%	1.90%	(0.40%)
Effective Income Tax Rate Reconciliation, Nondeductible Expense, Amount		$ 1,805,000	$ 1,684,000	$ 227,000