Foreign Operations (Details) - USD ($) $ in Thousands	3 Months Ended						9 Months Ended
	Sep. 30, 2021	Jun. 30, 2021	Mar. 31, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	$ 4,450			$ 2,554			$ 10,857	$ 5,434
Operating income (loss) by geographic area	(12,456)			(6,246)			(38,169)	(16,938)
Net income (loss)	(33,949)	$ 14,506	$ (12,539)	(7,451)	$ (7,303)	$ (6,168)	(31,982)	(20,919)
Net income (loss) by geographic area								(20,919)
Identifiable assets by geographic area	191,037						191,037		$ 59,011
Long lived assets by geographic area	39,738						39,738		19,446
Goodwill	24,017						24,017		6,588
Eliminations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	(551)			(1,009)			(1,903)	(2,995)
Operating income (loss) by geographic area	0			0			0	0
Net income (loss)	0			0			0
Net income (loss) by geographic area								0
Identifiable assets by geographic area	(82,946)						(82,946)		(32,362)
Long lived assets by geographic area	0						0		0
Goodwill	0						0		0
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	3,189			1,919			7,245	3,634
Operating income (loss) by geographic area	(10,497)			(5,996)			(32,095)	(16,601)
Net income (loss)	(31,892)			(7,178)			(26,133)
Net income (loss) by geographic area								(20,747)
Identifiable assets by geographic area	246,832						246,832		61,469
Long lived assets by geographic area	29,739						29,739		7,756
Goodwill	18,415						18,415		522
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	557			1,199			2,018	3,925
Operating income (loss) by geographic area	(1,190)			(103)			(3,655)	(242)
Net income (loss)	(1,182)			(126)			(3,371)
Net income (loss) by geographic area								(77)
Identifiable assets by geographic area	8,765						8,765		9,652
Long lived assets by geographic area	6,044						6,044		6,775
Goodwill	2,139						2,139		2,135
India
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	255			372			919	797
Operating income (loss) by geographic area	(28)			92			23	144
Net income (loss)	(29)			91			10
Net income (loss) by geographic area								143
Identifiable assets by geographic area	578						578		661
Long lived assets by geographic area	206						206		280
Goodwill	0						0		0
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	879			42			2,288	42
Operating income (loss) by geographic area	(667)			(146)			(2,297)	(146)
Net income (loss)	(720)			(146)			(2,284)
Net income (loss) by geographic area								(146)
Identifiable assets by geographic area	17,476						17,476		19,379
Long lived assets by geographic area	3,738						3,738		4,610
Goodwill	3,463						3,463		3,931
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	119			31			288	31
Operating income (loss) by geographic area	25			(93)			32	(93)
Net income (loss)	19			(92)			23
Net income (loss) by geographic area								(92)
Identifiable assets by geographic area	262						262		212
Long lived assets by geographic area	5						5		25
Goodwill	0						0		0
Ireland
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	2			0			2	0
Operating income (loss) by geographic area	(99)			0			(177)	0
Net income (loss)	(145)			$ 0			(227)
Net income (loss) by geographic area								$ 0
Identifiable assets by geographic area	70						70		0
Long lived assets by geographic area	6						6		0
Goodwill	$ 0						$ 0		$ 0