Segment Reporting Adjusted EBITDA to Net Income (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Adjusted EBITDA	$ 8,279	$ 64,134
Impairment of assets held for sale	74,079	0
Restructuring Charges	(7,276)	(17,715)
Project Costs	(2,425)	(1,263)
Other impairment charges	(977)	0
Lease termination costs	(520)	0
EBITDA	(76,705)	45,156
Income tax expense (benefit)	14,117	(2,034)
Interest expense, net of interest income	(10,237)	(11,932)
Depreciation and amortization	(37,763)	(36,605)
Net (Loss) Income Attributable to Parent	(110,588)	$ (5,415)
Parent [Member]
Other impairment charges	$ 684