Consolidated Statements of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Operating activities
Net loss	$ (271,073)	$ (321,169)	$ (67,723)
Adjusted for the following items:
Inventory valuation adjustments	38,419	68,583	384
Depreciation and amortization expenses	18,654	15,849	3,562
Impairment of assets	61,114	112,070
Stock-based compensation expenses	29,716	31,842	20,988
Change in fair value of warrant liability	100,286
Gain on sale of short-term investment		(2,631)
Change in fair value of contingent consideration		(46,914)
Loss from equity method investments	5,983	4,504
Loss from equity investments measured at fair value	4,283	939	6
Loss from sale of investment	2,440
Interest on debt securities	(798)	(149)
Deferred taxes	(5,376)	(8,847)	(4,485)
Amortization of discount on convertible notes	10,317	9,843	2,180
Amortization of transaction costs on Senior Facility	1,372
Foreign currency (gain) loss	(13,169)	(5,944)	6,477
Accretion related to obligations under finance leases	1,435	367
Issuance costs on registered offering recorded to net loss	3,953
Non-cash interest expenses	1,643		5,669
Credit loss expenses	401
Provision for doubtful accounts	251	1,723	285
Loss (gain) on disposal of property and equipment	1,851	2,436	(2)
Gain on Convertible Debt, Net	(61,118)
Changes in non-cash working capital:
Accounts receivable	6,291	(14,820)	(16,512)
Inventory	(30,065)	(102,643)	(9,226)
Prepayments and other current assets	(5,404)	(51,408)	(2,487)
Accounts payable	(20,485)	20,003	5,218
Accrued expenses and other liabilities	(10,272)	28,301	9,418
Net cash used in operating activities	(129,351)	(258,065)	(46,248)
Investing activities
Business combinations, net of cash acquired		(163,889)
Investment in equity method investees	(3,764)	(14,201)
Change in deposits and other assets		(2,689)
Purchases of short-term and other investments		(1,350,666)	(319,373)
Proceeds from sales and maturities of short-term investments	4,067	1,383,632	274,497
Purchases of property and equipment	(44,644)	(73,741)	(50,198)
Proceeds from disposal of property and equipment	2,661	6,581	713
Purchases of intangible assets		(4,875)	(4,259)
Net cash used in investing activities	(41,680)	(253,181)	(98,620)
Financing activities
Proceeds from at-the market equity offering, net of costs	124,500	111,073
Proceeds from issuance of registered offering, net of issuance costs	85,465
Proceeds from ABG Profit Participation Arrangement	1,353	4,187
Payment of ABG finance liability	(1,500)	(500)
Payment under Privateer Holdings debt facilities			(36,940)
Advances under Privateer Holdings debt and construction facilities			3,453
Proceeds from Preferred Shares - Series A, net of transaction costs			52,560
Proceeds from exercise of stock options	11,502	5,458
Payment on the settlement of stock options	(1,263)	(5,014)
Payment of mortgage debt			(9,136)
Payment of obligations under finance lease		(504)
Proceeds from issuance of Senior Facility, net of transaction costs	46,395
Repayment of Senior Facility	(1,605)
Proceeds from issuance of convertible notes, net of issuance costs			460,269
Proceeds from issuance of common stock pursuant to IPO, net			160,792
Net cash provided by financing activities	264,847	114,700	630,998
Effect of foreign currency translation on cash and cash equivalents	(905)	6,082	(1,198)
Increase (decrease) in cash and cash equivalents	92,911	(390,464)	484,932
Cash and cash equivalents, beginning of period	96,791	487,255	2,323
Cash and cash equivalents, end of period	$ 189,702	96,791	$ 487,255
Investment In ABG [Member]
Investing activities
Investment in ABG Profit Participation Arrangement		$ (33,333)