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Summary of Significant Accounting Policies - Allowance for Doubtful Accounts (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Accounting Policies [Abstract]      
Allowance as of the beginning of the year $ 10,465 $ 11,387 $ 2,419
Additions expensed during the year [1] 149 9,279 11,280
Net deductions [2] (4,141) (10,201) (2,312)
Allowance as of the end of the year $ 6,473 $ 10,465 $ 11,387
[1] Increases in 2021 and 2020 related to COVID-19 bad debt expense in excess of the amount recovered through rates.
[2] Increase in 2021 relates to COVID forgiveness program. The Company also received support from various government agencies in 2022 in the amount of $6.1 million, which was applied to overdue customer accounts.