SCHEDULE II VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Movement in valuation and qualifying accounts
Balance at Beginning of Year	$ 43,135	$ 52,130	$ 47,904
Charged to Costs and Expenses	7,478	5,785	16,627
Deductions	3,086	14,780	12,401
Balance at End of Year	47,527	43,135	52,130
Valuation allowance on foreign net operating losses and other deferred taxes
Movement in valuation and qualifying accounts
Balance at Beginning of Year	31,014	39,406	31,442
Charged to Costs and Expenses	2,628	775	10,811
Deductions		9,167	2,847
Balance at End of Year	33,642	31,014	39,406
Allowance for credit losses
Movement in valuation and qualifying accounts
Balance at Beginning of Year	12,121	12,724	16,462
Charged to Costs and Expenses	4,850	5,010	5,816
Deductions	3,086	5,613	9,554
Balance at End of Year	$ 13,885	$ 12,121	$ 12,724