Quarterly Results for 2019 and 2018 (Unaudited) (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Dec. 31, 2019	Sep. 28, 2019	Jun. 29, 2019	Mar. 30, 2019	Dec. 31, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Quarterly Financial Information Disclosure [Abstract]
Net Sales	$ 467,970	$ 416,129	$ 450,233	$ 441,060	$ 481,345	$ 501,298	$ 494,860	$ 479,491	$ 1,775,392	$ 1,956,994	$ 940,416
Gross Margin	11,930	16,619	17,979	7,619	52,259	82,297	87,677	68,914	54,157	291,147	140,753
Operating Income	(31,635)	(8,564)	(15,320)	(27,599)	16,783	42,940	52,859	35,233	(83,118)	147,815	58,980
Income (loss) from continuing operations	(56,994)	(14,353)	(19,274)	(27,987)	7,099	29,968	44,638	17,746	(118,608)	99,451	323,427
Income from discontinued operations	85,727	137	4,357	5,937	5,536	7,969	8,751	6,709	96,158	28,965	1,537
Net Income (Loss)	$ 28,733	$ (14,216)	$ (14,917)	$ (22,050)	$ 12,635	$ 37,937	$ 53,389	$ 24,455	$ (22,450)	$ 128,416	$ 324,964
Basic earnings per share-continuing operations (in dollars per share)	$ (0.91)	$ (0.29)	$ (0.46)	$ (0.64)	$ 0.07	$ 0.52	$ 0.80	$ 0.28	$ (2.33)	$ 1.70	$ 7.13
Income (loss) from discontinued operations (in dollars per share)	1.36	0	0.09	0.12	0.11	0.16	0.17	0.13	1.76	0.57	0.04
Basic earnings per share-total (in dollars per share)	0.45	(0.29)	(0.37)	(0.52)	0.18	0.68	0.97	0.41	(0.57)	2.27	7.17
Diluted earnings per share-continuing operations (in dollars per share)	(0.91)	(0.29)	(0.46)	(0.64)	0.07	0.47	0.70	0.28	(2.33)	1.52	5.78
Income (loss) from discontinued operations (in dollars per share)	1.36	0	0.09	0.12	0.11	0.13	0.13	0.10	1.76	0.44	0.03
Diluted earnings per share-total (in dollars per share)	$ 0.45	$ (0.29)	$ (0.37)	$ (0.52)	$ 0.18	$ 0.60	$ 0.83	$ 0.38	$ (0.57)	$ 1.96	$ 5.81