Condensed Consolidated Stockholders' Equity Statement (Unaudited) - USD ($) shares in Thousands, $ in Thousands	Total	Mandatory Convertible	Common Stock	Additional	Retained	Treasury Stock	Accumulated Other	Non-controlling
Beginning balance (in shares) at Dec. 31, 2017		52	50,335			(8,316)
Beginning balance at Dec. 31, 2017	$ 1,434,866	$ 1	$ 503	$ 1,123,832	$ 833,610	$ (425,685)	$ (98,026)	$ 631
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	2,570				2,618			(48)
Other comprehensive income (loss), net of tax	(31,392)						(31,408)	16
Exercise of stock options, net of tax withholding forfeitures	(361)			(352)		$ (9)
Exercise of stock options, net of tax withholding forfeitures (in shares)						7
Conversion of restricted stock units into common stock, net of tax withholding forfeitures	(1,142)			(1,242)		$ 100
Conversion of restricted stock units into common stock, net of tax withholding forfeitures (in shares)						27
Share repurchase program	(75,270)					$ (75,270)
Share repurchase program (in shares)						(1,050)
Share-based compensation	3,126			3,126
Redemption of stockholders' rights agreement	(411)				(411)
Preferred stock dividends	(8,733)				(8,733)
Common stock dividends	(2,066)				(2,066)
Ending balance (in shares) at Apr. 01, 2018		52	50,335			(9,332)
Ending balance at Apr. 01, 2018	1,292,146	$ 1	$ 503	1,125,364	795,977	$ (500,864)	(129,434)	599
Beginning balance (in shares) at Dec. 31, 2017		52	50,335			(8,316)
Beginning balance at Dec. 31, 2017	1,434,866	$ 1	$ 503	1,123,832	833,610	$ (425,685)	(98,026)	631
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	117,220
Share repurchase program	$ (125,000)
Share repurchase program (in shares)	(1,800)
Ending balance (in shares) at Sep. 30, 2018		52	50,335			(10,030)
Ending balance at Sep. 30, 2018	$ 1,390,302	$ 1	$ 503	1,135,699	889,189	$ (549,899)	(85,667)	476
Beginning balance (in shares) at Apr. 01, 2018		52	50,335			(9,332)
Beginning balance at Apr. 01, 2018	1,292,146	$ 1	$ 503	1,125,364	795,977	$ (500,864)	(129,434)	599
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	28,792				28,869			(77)
Other comprehensive income (loss), net of tax	61,011						61,028	(17)
Exercise of stock options, net of tax withholding forfeitures	(44)			(64)		$ 20
Exercise of stock options, net of tax withholding forfeitures (in shares)						2
Conversion of restricted stock units into common stock, net of tax withholding forfeitures	(32)			(552)		$ 520
Conversion of restricted stock units into common stock, net of tax withholding forfeitures (in shares)						19
Share repurchase program	(24,730)					$ (24,730)
Share repurchase program (in shares)						(388)
Share-based compensation	4,742			4,742
Preferred stock dividends	(8,733)				(8,733)
Common stock dividends	(2,042)				(2,042)
Ending balance (in shares) at Jul. 01, 2018		52	50,335			(9,699)
Ending balance at Jul. 01, 2018	1,351,110	$ 1	$ 503	1,129,490	814,071	$ (525,054)	(68,406)	505
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	85,858				85,881			(23)
Other comprehensive income (loss), net of tax	(17,267)						(17,261)	(6)
Exercise of stock options, net of tax withholding forfeitures	(360)			(467)		$ 107
Exercise of stock options, net of tax withholding forfeitures (in shares)						11
Conversion of restricted stock units into common stock, net of tax withholding forfeitures	(65)			(113)		$ 48
Conversion of restricted stock units into common stock, net of tax withholding forfeitures (in shares)						2
Share repurchase program	$ (25,000)					$ (25,000)
Share repurchase program (in shares)	(300)					(344)
Share-based compensation	$ 6,789			6,789
Preferred stock dividends	(8,732)				(8,732)
Common stock dividends	(2,031)				(2,031)
Ending balance (in shares) at Sep. 30, 2018		52	50,335			(10,030)
Ending balance at Sep. 30, 2018	1,390,302	$ 1	$ 503	1,135,699	889,189	$ (549,899)	(85,667)	476
Beginning balance (in shares) at Dec. 31, 2018		52	50,335			(10,939)
Beginning balance at Dec. 31, 2018	1,387,588	$ 1	$ 503	1,139,395	922,000	$ (599,845)	(74,907)	441
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	25,178				25,202			(24)
Other comprehensive income (loss), net of tax	29,010						29,009	1
Exercise of stock options, net of tax withholding forfeitures	(38)			(54)		$ 16
Exercise of stock options, net of tax withholding forfeitures (in shares)						1
Conversion of restricted stock units into common stock, net of tax withholding forfeitures	(1,902)			(2,570)		$ 668
Conversion of restricted stock units into common stock, net of tax withholding forfeitures (in shares)						58
Share-based compensation	2,216			2,216
Preferred stock dividends	(8,733)				(8,733)
Common stock dividends	(1,990)				(1,990)
Ending balance (in shares) at Mar. 31, 2019		52	50,335			(10,880)
Ending balance at Mar. 31, 2019	1,431,329	$ 1	$ 503	1,138,987	936,479	$ (599,161)	(45,898)	418
Beginning balance (in shares) at Dec. 31, 2018		52	50,335			(10,939)
Beginning balance at Dec. 31, 2018	1,387,588	$ 1	$ 503	1,139,395	922,000	$ (599,845)	(74,907)	441
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(229,547)
Share repurchase program	$ (50,000)
Share repurchase program (in shares)	(900)
Ending balance (in shares) at Sep. 29, 2019		0	50,335			(4,881)
Ending balance at Sep. 29, 2019	$ 1,144,810	$ 0	$ 503	807,087	667,703	$ (307,482)	(29,111)	6,110
Beginning balance (in shares) at Mar. 31, 2019		52	50,335			(10,880)
Beginning balance at Mar. 31, 2019	1,431,329	$ 1	$ 503	1,138,987	936,479	$ (599,161)	(45,898)	418
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	42,290				42,200			90
Other comprehensive income (loss), net of tax	(16,653)						(16,693)	40
Acquisition of business with noncontrolling interests	4,775							4,775
Exercise of stock options, net of tax withholding forfeitures	(8)			(10)		2
Conversion of restricted stock units into common stock, net of tax withholding forfeitures	(54)			(861)		$ 807
Conversion of restricted stock units into common stock, net of tax withholding forfeitures (in shares)						29
Share repurchase program	(22,815)					$ (22,815)
Share repurchase program (in shares)						(397)
Share-based compensation	5,378			5,378
Preferred stock dividends	(8,733)				(8,733)
Common stock dividends	(1,976)				(1,976)
Ending balance (in shares) at Jun. 30, 2019		52	50,335			(11,248)
Ending balance at Jun. 30, 2019	1,433,533	$ 1	$ 503	1,143,494	967,970	$ (621,167)	(62,591)	5,323
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	(297,015)				(297,009)			(6)
Other comprehensive income (loss), net of tax	33,853						33,480	373
Acquisition of business with noncontrolling interests	420							420
Exercise of stock options, net of tax withholding forfeitures	(14)			(25)		$ 11
Exercise of stock options, net of tax withholding forfeitures (in shares)						1
Conversion of restricted stock units into common stock, net of tax withholding forfeitures	(45)			(115)		$ 70
Conversion of restricted stock units into common stock, net of tax withholding forfeitures (in shares)						2
Share repurchase program	$ (27,185)					$ (27,185)
Share repurchase program (in shares)	(500)					(493)
Share-based compensation	$ 4,521			4,521
Preferred stock conversion (in shares)		(52)				6,857
Preferred stock conversion	0	$ (1)		(340,788)		$ 340,789
Preferred stock dividends	(971)				(971)
Common stock dividends	(2,287)				(2,287)
Ending balance (in shares) at Sep. 29, 2019		0	50,335			(4,881)
Ending balance at Sep. 29, 2019	$ 1,144,810	$ 0	$ 503	$ 807,087	$ 667,703	$ (307,482)	$ (29,111)	$ 6,110