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CONSOLIDATED STATEMENTS OF OPERATIONS (Parenthetical) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Income Statement [Abstract]      
Facility depreciation and amortization $ 324,904 $ 313,830 $ 334,768
Non-cash stock-based compensation expense $ 14,466 $ 16,270 $ 20,747