Accumulated Other Comprehensive Income (Loss) Schedule of Accumulated Other Comprehensive Income (Loss) (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019	Dec. 31, 2019	Dec. 31, 2018
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	$ (313,903)	$ (190,854)	$ (200,885)	$ (174,950)
Pretax income (loss)	(99,878)	5,698
Income tax effect	(984)	(3,654)
Reclassification of unrealized loss (gain)	(13,593)	(18,935)
Reclassification of deferred income taxes	3,194	4,450
OtherComprehensiveIncomeLossBeforeReclassificationsDisposalOfBusiness	95
Other comprehensive income from unconsolidated subsidiaries	(1,852)	(3,463)
Accumulated Foreign Currency Adjustment Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	(274,858)	(187,492)	(170,893)	(177,597)
Pretax income (loss)	(104,060)	(9,895)
Income tax effect	0	0
Reclassification of unrealized loss (gain)	0	0
Reclassification of deferred income taxes	0	0
OtherComprehensiveIncomeLossBeforeReclassificationsDisposalOfBusiness	95
Other comprehensive income from unconsolidated subsidiaries	0	0
Accumulated Net Gain (Loss) from Cash Flow Hedges Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	(1,963)	11,637	5,358	14,374
Pretax income (loss)	4,182	15,593
Income tax effect	(984)	(3,654)
Reclassification of unrealized loss (gain)	(13,707)	(19,188)
Reclassification of deferred income taxes	3,188	4,512
OtherComprehensiveIncomeLossBeforeReclassificationsDisposalOfBusiness	0
Other comprehensive income from unconsolidated subsidiaries	0	0
Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	(31,814)	(7,884)	(31,934)	(8,075)
Pretax income (loss)	0	0
Income tax effect	0	0
Reclassification of unrealized loss (gain)	114	253
Reclassification of deferred income taxes	6	(62)
OtherComprehensiveIncomeLossBeforeReclassificationsDisposalOfBusiness	0
Other comprehensive income from unconsolidated subsidiaries	0	0
Accumulated Gain (Loss) from Unconsoldated Subsidiaries [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Accumulated other comprehensive loss	(5,268)	(7,115)	$ (3,416)	$ (3,652)
Pretax income (loss)	0	0
Income tax effect	0	0
Reclassification of unrealized loss (gain)	0	0
Reclassification of deferred income taxes	0	0
OtherComprehensiveIncomeLossBeforeReclassificationsDisposalOfBusiness	0
Other comprehensive income from unconsolidated subsidiaries	(1,852)	(3,463)
Interest Rate Swap [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification of unrealized loss (gain)	(3,296)	(1,692)
Interest expense, net of interest income [Member] | Currency Swap [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification of unrealized loss (gain)	(2,551)	(4,330)
Other income, net [Member] | Currency Swap [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
Reclassification of unrealized loss (gain)	$ (7,860)	$ (13,166)