Unaudited Consolidated Statements of Changes in Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands	Total	Preferred Shares	Common Shares	Additional Paid-in Capital	Accumulated Deficit	Accumulated Deficit Cumulative Effect, Period of Adoption, Adjustment	Treasury Shares	Accumulated Other Comprehensive Income (Loss)	Noncontrolling Interest
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of implementation of ASU 2014-09	$ 535,424	$ 56,280		$ 1,562,133	$ (710,551)	$ (699)	$ (1,189)	$ (371,249)
Beginning balance at Dec. 31, 2018	535,424	56,280		1,562,133	(710,551)	(699)	(1,189)	(371,249)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(17,039)				(17,039)
Currency translation adjustment	5,379							5,379
Cumulative effect of implementation of ASU 2014-09	521,317	56,739		1,564,667	(728,748)	$ (699)	(5,471)	(365,870)
Dividends attributable to Class A preferred (shares)		459
Dividends attributable to Class A preferred shares					(459)
Share-based compensation	(1,748)			2,534			(4,282)
Ending balance at Mar. 31, 2019	521,317	56,739		1,564,667	(728,748)		(5,471)	(365,870)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of implementation of ASU 2014-09	521,317	56,739		1,564,667	(728,748)		(5,471)	(365,870)
Cumulative effect of implementation of ASU 2014-09	490,805	58,129		1,572,249	(771,590)		(5,472)	(363,173)	$ 662
Beginning balance at Dec. 31, 2019	490,805	58,129		1,572,249	(771,590)		(5,472)	(363,173)	662
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(145,812)				(146,070)				258
Currency translation adjustment	(48,541)							(48,446)	(95)
Cumulative effect of implementation of ASU 2014-09	296,945	58,597		1,574,457	(918,128)		(6,914)	(411,619)	552
Dividends paid	(273)								(273)
Dividends attributable to Class A preferred (shares)		468
Dividends attributable to Class A preferred shares					(468)
Share-based compensation	766			2,208			(1,442)
Ending balance at Mar. 31, 2020	296,945	$ 58,597		1,574,457	(918,128)		(6,914)	(411,619)	552
Beginning balance (in shares) at Dec. 31, 2019		9,042	169,556
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation (in shares)		0	1,036
Ending balance (in shares) at Mar. 31, 2020		9,042	170,592
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Cumulative effect of implementation of ASU 2014-09	$ 296,945	$ 58,597		$ 1,574,457	$ (918,128)		$ (6,914)	$ (411,619)	$ 552