Schedule II VALUATION AND QUALIFYING ACCOUNTS (Details) - Deferred tax valuation allowance - 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 Period	$ 150,589	$ 131,069	$ 126,579
Charged to Costs and Expenses	4,918	20,599	5,785
Deductions	(22,707)	(1,079)	(1,295)
Balance at End of Period	$ 132,800	$ 150,589	$ 131,069