Equity Awards and Instruments - Stock Grants (Details) - Class B Common Stock - 2020 Incentive Award Plan - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2022	Jun. 30, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Fully vested shares granted (in shares)	13,632	7,824
Fully vested shares granted	$ 450	$ 450

Number, after forfeiture, of shares or units issued under share-based payment arrangement. Excludes shares or units issued under employee stock ownership plan (ESOP).

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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