Commitments, Contingencies and Other Commitments, Contingencies and Other (Table 3) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Valuation Allowance [Line Items]
Provision for Doubtful Accounts	$ 0	$ 8,687	$ 12,123
Allowance for Doubtful Accounts Receivable	8,943	11,066	10,849	$ 616
Allowance for Doubtful Accounts Receivable, Period Increase (Decrease)	1,405	679	10,887
SEC Schedule, 12-09, Valuation Allowances and Reserves, Deduction	3,528	462	654
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount	2,738	1,581	649
Valuation Allowance	4,968	2,230	649	0
Allowance Total Deductions	49,411	87,643	81,973
Total Allowance Additions	34,651	92,291	97,999
Total Allowances	32,743	47,503	42,855	26,829
Markdown Allowance	18,832	34,207	31,357	$ 26,213
Markdown Allowance Additions	30,508	90,031	86,463
Markdown Allowance Deductions	$ 45,883	$ 87,181	$ 81,319