Debt (Schedule of Interest Expense) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Schedule of Interest Expense [Abstract]
Interest expense on debt at contractual rates	$ 13,003	$ 13,074
Losses reclassified from accumulated other comprehensive income (loss) into interest expense	(492)	(292)
Capitalized interest	(98)	(157)
Amortization of debt issuance costs and debt discount	743	893
Total Interest Expense	$ 14,140	$ 13,518