Schedule II - Valuation and Qualifying Accounts (Details) - Allowance for Credit Losses - 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]
Balance at Beginning of Year		$ 18,031	$ 14,466	$ 15,361
Costs and Expenses		8,041	3,269	2,628
Cumulative Effect Adjustment	[1]		3,150
Deductions	[2]	(2,538)	(2,854)	(3,523)
Balance at End of Year		$ 23,534	$ 18,031	$ 14,466

[1] Represents the adjustment to our allowance for credit losses, which was recorded to retained earnings upon the adoption of Accounting Standards Codification Topic 326.

[2] Deductions primarily represent uncollectible balances of accounts receivable written off, net of recoveries.