CONDENSED CONSOLIDATED STATEMENTS OF STOCKHOLDERS’ EQUITY - USD ($) shares in Thousands, $ in Thousands	Total	Common Shares	Capital in Excess of Par Value	Accumulated Other Comprehensive Loss	Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2020		180,091
Beginning balance at Dec. 31, 2020	$ 1,077,295	$ 18	$ 3,388,730	$ (2,295)	$ (2,309,158)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued under equity compensation plans (in shares)		2,199
Shares issued under equity compensation plans	17,106		17,106
Stock-based compensation	23,898		23,898
Comprehensive income (loss)	(123,793)			(826)	(122,967)
Ending balance (in shares) at Mar. 31, 2021		182,290
Ending balance at Mar. 31, 2021	994,506	$ 18	3,429,734	(3,121)	(2,432,125)
Beginning balance (in shares) at Dec. 31, 2020		180,091
Beginning balance at Dec. 31, 2020	1,077,295	$ 18	3,388,730	(2,295)	(2,309,158)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income (loss)	(379,460)
Ending balance (in shares) at Sep. 30, 2021		184,554
Ending balance at Sep. 30, 2021	801,540	$ 18	3,492,435	(3,563)	(2,687,350)
Beginning balance (in shares) at Mar. 31, 2021		182,290
Beginning balance at Mar. 31, 2021	994,506	$ 18	3,429,734	(3,121)	(2,432,125)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued under equity compensation plans (in shares)		1,483
Shares issued under equity compensation plans	12,553		12,553
Stock-based compensation	23,714		23,714
Comprehensive income (loss)	(125,798)			(279)	(125,519)
Ending balance (in shares) at Jun. 30, 2021		183,773
Ending balance at Jun. 30, 2021	904,975	$ 18	3,466,001	(3,400)	(2,557,644)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued under equity compensation plans (in shares)		781
Shares issued under equity compensation plans	1,777		1,777
Stock-based compensation	24,657		24,657
Comprehensive income (loss)	(129,869)			(163)	(129,706)
Ending balance (in shares) at Sep. 30, 2021		184,554
Ending balance at Sep. 30, 2021	$ 801,540	$ 18	3,492,435	(3,563)	(2,687,350)
Beginning balance (in shares) at Dec. 31, 2021	185,468	185,468
Beginning balance at Dec. 31, 2021	$ 679,508	$ 19	3,516,641	(4,157)	(2,832,995)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued under equity compensation plans (in shares)		806
Shares issued under equity compensation plans	188		188
Stock-based compensation	20,961		20,961
Comprehensive income (loss)	(92,768)			(2,375)	(90,393)
Ending balance (in shares) at Mar. 31, 2022		186,274
Ending balance at Mar. 31, 2022	$ 607,889	$ 19	3,537,790	(6,532)	(2,923,388)
Beginning balance (in shares) at Dec. 31, 2021	185,468	185,468
Beginning balance at Dec. 31, 2021	$ 679,508	$ 19	3,516,641	(4,157)	(2,832,995)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Comprehensive income (loss)	$ (312,522)
Ending balance (in shares) at Sep. 30, 2022	187,954	187,954
Ending balance at Sep. 30, 2022	$ 412,223	$ 19	3,561,878	(8,169)	(3,141,505)
Beginning balance (in shares) at Mar. 31, 2022		186,274
Beginning balance at Mar. 31, 2022	607,889	$ 19	3,537,790	(6,532)	(2,923,388)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued under equity compensation plans (in shares)		1,131
Shares issued under equity compensation plans	467		467
Stock-based compensation	11,103		11,103
Comprehensive income (loss)	(160,727)			(1,659)	(159,068)
Ending balance (in shares) at Jun. 30, 2022		187,405
Ending balance at Jun. 30, 2022	458,732	$ 19	3,549,360	(8,191)	(3,082,456)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares issued under equity compensation plans (in shares)		549
Shares issued under equity compensation plans	0
Stock-based compensation	12,518		12,518
Comprehensive income (loss)	$ (59,027)			22	(59,049)
Ending balance (in shares) at Sep. 30, 2022	187,954	187,954
Ending balance at Sep. 30, 2022	$ 412,223	$ 19	$ 3,561,878	$ (8,169)	$ (3,141,505)