Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Operating Loss Carryforwards [Line Items]
Deferred Tax Liabilities, Leasing Arrangements	$ 11,983	$ 0
Current
Federal	0	0	$ (651)
State	1,855	1,465	799
Foreign	4,606	5,430	3,943
Total current	6,461	6,895	4,091
Deferred
Federal	(161)	(79)	394
State	(406)	(153)	(648)
Foreign	270	(364)	(3,086)
Total deferred	(297)	(596)	(3,340)
Provision (benefit) for income taxes	6,164	6,299	751
Effective Income Tax Rate Reconciliation Detail [Table]
Income tax provision (benefit) computed at statutory federal income tax rates	(30,266)	(7,650)	(15,415)
State income taxes (net of federal benefit)	(905)	55	1,664
Impact of international operations	1,933	14,477	10,847
Effective Income Tax Rate Reconciliation, Other Adjustments, Amount	0	(2,510)	55,813
Effective Income Tax Rate Reconciliation, Noncontrolling Interest Income (Loss), Amount	2,220	5,204	5,151
Valuation allowance	31,395	(7,443)	(63,635)
Other	1,787	4,166	6,326
Provision (benefit) for income taxes	6,164	6,299	751
Domestic and Foreign Income Before Tax Detail [Table]
Domestic	(160,877)	(44,957)	(29,419)
International	16,754	8,531	(14,624)
Total	(144,123)	(36,426)	(44,043)
Unrecognized Tax Benefit Liability Rollforward Detail [Table]
Gross unrecognized tax benefits at beginning of period	328	530	857
Lapse in statute of limitations	(191)	(202)	(327)
Gross unrecognized tax benefits at end of period	137	328	530
Recognized interest and penalties	(300)	(200)	(300)
Accrued potential interest and penalties	200	500
Amount of unrecognized tax benefits that would affect effective tax rate	400	800
Deferred tax assets:
Net operating losses	121,998	100,910
Accruals	23,991	9,396
Deferred Tax Assets, Tax Credit Carryforwards, Amortization for book in excess of tax expense	36,658	35,242
All other	19,766	14,581
Total deferred tax assets	202,413	160,129
Valuation allowance	(161,911)	(129,034)
Net deferred tax assets	40,502	31,095
Deferred tax liabilities:
Excess book over tax basis in property, plant, and equipment	23,273	31,999
All other	8,210	2,325
Total deferred tax liability	43,466	34,324
Net deferred tax liability	2,964	3,229
Increase (decrease) in valuation allowance	32,900	$ (1,400)	$ (54,800)
Foreign and state net operating loss carryforwards	93,300
Operating Loss Carryforwards	12,300
Deferred Tax Assets, Tax Credit Carryforwards, Foreign	$ 16,400