Foreign Operations (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020	Dec. 31, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	$ 2,954	$ 1,804
Operating income (loss) by geographic area	(12,420)	(5,566)
Operating income (loss) by geographic area	(12,420)
Net income (loss) by geographic area	(12,539)	(6,168)
Identifiable assets by geographic area	128,828		$ 59,011
Long lived assets by geographic area	19,354		19,446
Goodwill	6,370		6,588
Eliminations
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	(876)	(851)
Operating income (loss) by geographic area	0	0
Net income (loss) by geographic area	0	0
Identifiable assets by geographic area	(36,914)		(32,362)
Long lived assets by geographic area	0		0
Goodwill	0		0
United States
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	1,661	1,179
Operating income (loss) by geographic area	(10,568)	(5,376)
Net income (loss) by geographic area	(10,947)	(6,069)
Identifiable assets by geographic area	137,397		61,469
Long lived assets by geographic area	8,191		7,756
Goodwill	697		522
Canada
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	755	1,348
Operating income (loss) by geographic area	(1,213)	(135)
Net income (loss) by geographic area	(959)	(43)
Identifiable assets by geographic area	9,236		9,652
Long lived assets by geographic area	6,610		6,775
Goodwill	2,165		2,135
India
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	441	128
Operating income (loss) by geographic area	113	(55)
Net income (loss) by geographic area	102	(56)
Identifiable assets by geographic area	670		661
Long lived assets by geographic area	261		280
Goodwill	0		0
Germany
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	895	0
Operating income (loss) by geographic area	(747)	0
Net income (loss) by geographic area	(725)	0
Identifiable assets by geographic area	18,233		19,379
Long lived assets by geographic area	4,273		4,610
Goodwill	3,508		3,931
United Kingdom
Revenues from External Customers and Long-Lived Assets [Line Items]
Revenues by geographic area	78	0
Operating income (loss) by geographic area	(5)	0
Net income (loss) by geographic area	(10)	$ 0
Identifiable assets by geographic area	206		212
Long lived assets by geographic area	19		25
Goodwill	$ 0		$ 0