Income Taxes (Tables)

12 Months Ended

Dec. 31, 2019

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

Consolidated loss before income taxes for the years ended December 31, 2019, 2018 and 2017 consisted of the following (in thousands):

	2019			2018			2017
United States	$	(254,291	)	$	(29,424	)	$	(77,138	)
Foreign	13,564			7,692			(274		)
Total	$	(240,727	)	$	(21,732	)	$	(77,412	)

Schedule of Components of Income Tax Expense (Benefit)

Components of income tax provision (benefit) for the years ended December 31, 2019, 2018 and 2017 consisted of the following (in thousands):

	2019			2018			2017
Current:
United States	$	300		$	(5,549	)	$	(11,288	)
U.S. state	292			1,534			1,079
Foreign	5,958			4,877			1,305
	6,550			862			(8,904		)
Deferred:
United States	(13,972		)	(2,592		)	15,888
U.S. state	(473		)	(95		)	(729		)
Foreign	(1,024		)	(802		)	1,183
	(15,469		)	(3,489		)	16,342
Total income tax provision (benefit)	$	(8,919	)	$	(2,627	)	$	7,438

Schedule of Effective Income Tax Rate Reconciliation

A reconciliation of the U.S. statutory tax benefit rate to the effective tax provision (benefit) rate for the years ended December 31, 2019, 2018 and 2017 is as follows:

	2019		2018		2017
U.S. statutory tax benefit rate	(21.0	)%	(21.0	)%	(35.0	)%
Impairment of goodwill	14.4		—		—
Effect of Tax Reform Legislation	—		(26.1	)	36.4
Valuation allowance against tax assets	0.8		14.0		4.0
Non-deductible compensation	0.3		5.7		1.0
Other non-deductible expenses	0.2		12.6		2.7
Effect of foreign income taxed at different rates	0.7		0.5		(0.3	)
State income taxes, net of federal benefits	(0.4	)	(0.3	)	(1.4	)
Other, net	1.3		2.5		2.2
Effective tax provision (benefit) rate	(3.7	)%	(12.1	)%	9.6	%

Schedule of Deferred Tax Assets and Liabilities

The significant items giving rise to the deferred tax assets and liabilities as of December 31, 2019 and 2018 are as follows (in thousands):

	2019			2018
Deferred tax assets:
Foreign tax credit carryforwards	$	20,360		$	19,836
Net operating loss carryforwards	54,772			50,737
Employee benefits	10,778			12,583
Inventory	7,725			6,065
Other	4,686			4,488
Gross deferred tax asset	98,321			93,709
Valuation allowance	(35,828		)	(33,762		)
Net deferred tax asset	62,493			59,947
Deferred tax liabilities:
Tax over book depreciation	(36,387		)	(46,942		)
Intangible assets	(56,867		)	(57,867		)
Convertible senior notes discount	(4,964		)	(6,569		)
Other	(1,669		)	(1,639		)
Deferred tax liability	(99,887		)	(113,017		)
Net deferred tax liability	$	(37,394	)	$	(53,070	)

Schedule of Deferred Tax Reclassifications

	2019			2018
Balance sheet classification:
Other non-current assets	$	685		$	761
Deferred tax liability	(38,079		)	(53,831		)
Net deferred tax liability	$	(37,394	)	$	(53,070	)