Organization (Details) $ in Thousands	3 Months Ended
Mar. 31, 2022 USD ($) subsidiary	Mar. 31, 2021 USD ($)
Schedule of Equity Method Investments [Line Items]
Number of wholly owned direct subsidiaries \| subsidiary	12
Kah Capital Management
Schedule of Equity Method Investments [Line Items]
Payments for equity method investment fees \| $	$ 250	$ 346

The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3213-108585

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration