Stock-Based Compensation - 2017 Plan (Details) $ in Millions	12 Months Ended
Dec. 31, 2021 USD ($) shares
Stock Based Compensation
Number of authorized shares \| shares	12,074,128
Restricted stock awards
Stock Based Compensation
Vesting period	4 years
Non-cash compensation expense \| $	$ 0.6

Amount of expense for award under share-based payment arrangement. Excludes amount capitalized.

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