Segment and Customer Concentration Information - Segment Operating Results and Reconciliation to the Consolidated Balances (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021	Dec. 31, 2021
Revenue:
Revenue	$ 6,855	$ 5,313
Depreciation and amortization	805	657
Operating income (loss)	(82,331)	(29,244)
Other significant items:
Segment assets	807,800	651,214	$ 883,536
Inventories, net	10,012	3,283	$ 10,342
Reportable Segments
Revenue:
Revenue	11,372	7,730
Depreciation and amortization	805	658
Operating income (loss)	(81,907)	(29,105)
Other significant items:
Segment assets	826,152	653,919
Inventories, net	10,012	3,283
Eliminations
Revenue:
Revenue	(4,517)	(2,417)
Depreciation and amortization	0	(1)
Operating income (loss)	(424)	(139)
Other significant items:
Segment assets	(18,352)	(2,705)
Inventories, net	0	0
Autonomy Solutions
Revenue:
Revenue	5,898	4,336
Autonomy Solutions | Reportable Segments
Revenue:
Revenue	8,259	5,611
Depreciation and amortization	544	638
Operating income (loss)	(82,177)	(28,868)
Other significant items:
Segment assets	815,160	650,211
Inventories, net	9,813	3,245
Autonomy Solutions | Eliminations
Revenue:
Revenue	(2,361)	(1,275)
Components
Revenue:
Revenue	957	977
Components | Reportable Segments
Revenue:
Revenue	3,113	2,119
Depreciation and amortization	261	20
Operating income (loss)	270	(237)
Other significant items:
Segment assets	10,992	3,708
Inventories, net	199	38
Components | Eliminations
Revenue:
Revenue	$ (2,156)	$ (1,142)