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Schedule II - Valuation and Qualifying Accounts (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Doubtful accounts written off $ (638)    
SEC Schedule, 12-09, Allowance, Credit Loss [Member]      
SEC Schedule, 12-09, Movement in Valuation Allowances and Reserves [Roll Forward]      
Allowance, Beginning Balance 6,348 $ 5,197 $ 5,010
Provision charged to income (11) 1,200 1,347
Doubtful accounts written off (562) (417) (960)
Reclassified to assets held for sale     (152)
Other adjustments (150) 368 (48)
Allowance, Ending Balance $ 5,625 $ 6,348 $ 5,197