Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended				9 Months Ended		12 Months Ended
	Sep. 30, 2022	Mar. 31, 2022	Sep. 30, 2021	Mar. 31, 2021	Sep. 30, 2022	Sep. 30, 2021	Dec. 31, 2021
Operating activities
Net loss	$ (31,466)	$ (40,342)	$ (20,871)	$ (102,357)	$ (127,201)	$ (122,974)
Adjustments to reconcile net loss to net cash used in operating activities:
Non-cash interest expense					2,204	4,230
Loss on issuance of convertible loans					0	53,967
Gain on disposal of property and equipment					0	(4)
Depreciation and amortization					3,115	3,263
Non-cash share-based compensation expense					4,945	0
Non-cash expense settled by issuance of commitment shares					3,000	0
Non-cash lease expense					397	0
Non-cash loss on foreign currency remeasurement					19,143	527
Loss on fair value of Advanced Subscription Agreements	0		(162)		0	4,470
Loss on fair value of derivative liability	0		(3,268)		0	11,601
Gain on fair value of warrant liabilities	(689)		0		(11,552)	0
Loss on fair value of Forward Purchase Agreement					37,043	0
Gain on fair value of Exchangeable Right liability	(472)		0		(10,466)	0
Changes in operating assets and liabilities:
Accounts receivable					(1,927)	(244)
Prepaid expenses and other current assets					6,749	3,662
Accounts payable					4,628	5,171
Operating lease liability					(393)	0
Other assets					(721)	0
Accrued expenses and other liabilities					4,614	6,404
Income tax provision					(667)	0
Net cash used in operating activities					(67,089)	(29,927)	$ (106,600)
Investing activities
Purchases of property and equipment					(302)	(482)
Development of internal software					(2,126)	(2,136)
Net cash used in investing activities					(2,428)	(2,618)
Financing activities
Proceeds from issuance of convertible loans, net of transaction costs					0	16,222
Proceeds from issuance of common shares, net of transaction costs					18,320	0
Proceeds from issuance of warrants					1,894	0
Net proceeds from issuance of long-term debt					0	25,631
Payment of transaction costs					(2,317)	0
Repayment of other loan					0	(84)
Payment of deferred financing costs					0	(3,148)
Settlement of Forward Purchase Agreement					2,437	0
Repayment of related party debt					0	(10,143)
Net cash provided by financing activities					20,334	26,836
Effect of exchange rate changes on cash					(3,424)	(101)
Net decrease in cash					(52,607)	(5,810)
Cash at beginning of period		$ 67,322		$ 14,421	67,322	14,421	14,421
Cash at end of period	$ 14,715		$ 8,611		14,715	8,611	$ 67,322
Non-cash financing and investing activities
Property and equipment purchases in accounts payable					4	40
Transaction costs included in accounts payable and accrued expenses					6,379	0
Convertible notes issued through settlement of accounts payable and recognition of prepaid revenue share costs					0	4,714
Right-of-use asset obtained in exchange for new operating lease liability					3,232	0
Deferred offering costs included in accounts payable and accrued expenses					0	5,392
Advanced Subscription
Non-cash financing and investing activities
Advanced Subscription Agreements converted into common shares					0	12,757
Convertible loans
Financing activities
Payment of issuance costs of convertible loans					0	(1,004)
Long-term debt
Financing activities
Payment of issuance costs of convertible loans					$ 0	$ (638)