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Stock-based Compensation - Phantom Stock Plan (Details) - Phantom Share Units (PSUs) [Member] - Phantom Stock Plan [Member]
 6 Months Ended
Jun. 30, 2022
$ / shares
shares
Outstanding, beginning balance (in shares) | shares 128,881
Outstanding, beginning balance (in dollars per share) | $ / shares $ 24.30
Granted (in shares) | shares 27,001
Granted (in dollars per share) | $ / shares $ 24.24
Distributions (in shares) | shares (723)
Distributions (in dollars per share) | $ / shares $ 24.31
Outstanding, ending balance (in shares) | shares 155,159
Outstanding, ending (in dollars per share) | $ / shares $ 21.26
Vested at September 30, 2021 (in shares) | shares 154,823
Vested at September 30, 2021 (in dollars per share) | $ / shares $ 21.26