Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Cash flows from operating activities
Net loss	$ (151,395)	$ (19,749)	$ (38,379)
Adjustments to reconcile net loss to net cash from operating activities
Depreciation and amortization	53,063	29,019	29,599
Inventory reserve expenses	27,576	14,907	10,826
Amortization of inventory fair value step up	36,044
Impairment of goodwill			11,756
Amortization of operating lease assets, debt costs, and other assets	7,498	3,056	3,496
Provision for expected credit losses	820	2,095	444
Deferred income taxes	579	314	24,482
Share-based compensation expense	35,707	18,443	15,432
Interest and (gain) loss on the valuation of investment securities	596	(308)	(1,146)
Change in fair value of contingent consideration	(2,700)	(17,200)	(3,575)
Other	423	2,027	1,064
Changes in operating assets and liabilities, net of effects of acquisitions
Accounts receivable	(10,411)	(6,735)	(7,049)
Inventories	(58,051)	(33,040)	(10,207)
Prepaid expenses and other current assets	1,760	(874)	(2,834)
Accounts payable	8,642	2,282	4,253
Other current liabilities	4,069	627	1,013
Contract liability (Note 15)		(4,791)	(9,060)	$ 13,900
Payment of contingent consideration			(6,595)
Other long-term assets and liabilities	27	(1,611)	(5,045)
Net cash from operating activities	(45,753)	(11,538)	18,475
Cash flows from investing activities
Capital expenditures for property, plant and equipment	(60,256)	(21,364)	(17,785)
Capital expenditures for intangible assets	(1,794)	(1,796)	(1,807)
Contingent consideration payments related to asset acquisitions		(1,500)
Purchase of investment securities			(2,171)
Cash acquired in SeaSpine merger	29,419
Other investing activities	(500)	126	(1,250)
Net cash from investing activities	(33,131)	(24,534)	(23,013)
Cash flows from financing activities
Proceeds from credit facilities	174,500
Repayment of borrowings from credit facilities	(79,000)
Payment of debt acquired from SeaSpine merger	(26,899)
Proceeds from issuance of common shares	5,127	4,337	8,824
Payments related to withholdings for share-based compensation	(4,397)	(1,729)	(2,555)
Payment of contingent consideration	(1,000)		(8,405)
Payments related to finance lease obligation	(652)	(2,594)	(537)
Payment of debt issuance costs and other financing activities	(2,357)	(92)	(948)
Net cash from financing activities	65,322	(78)	(3,621)
Effect of exchange rate changes on cash and restricted cash	619	(997)	(815)
Net change in cash, cash equivalents, and restricted cash	(12,943)	(37,147)	(8,974)
Cash, cash equivalents, and restricted cash at the beginning of the year	50,700	87,847	96,821
Cash, cash equivalents, and restricted cash at the end of the year	37,757	50,700	87,847	96,821
Components of cash, cash equivalents, and restricted cash at the end of the year
Cash and cash equivalents	33,107	50,700	87,847
Restricted cash	4,650
Cash, cash equivalents, and restricted cash at the end of the year	$ 37,757	$ 50,700	$ 87,847	$ 96,821