Deposits and Other Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Other Assets, Noncurrent [Abstract]
Deposits	$ 881	$ 831
Investment in Juhl	1,500	1,500
Exclusivity fees (3)	3,250	0
Deposits and other assets	$ 5,631	$ 2,331

Carrying value of amounts transferred to third parties for security purposes that are expected to be returned or applied towards payment after one year or beyond the operating cycle, if longer.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

Name:	us-gaap_DepositsAssetsNoncurrent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant