Income Taxes (Tables)

12 Months Ended

Dec. 31, 2021

Income Tax Disclosure [Abstract]

Schedule of components of income tax provision (benefit)

Components of income tax provision (benefit) reflected in the consolidated statements of operations consist of the following (in thousands):

	Year Ended December 31,
	2021		2020		2019
Current tax provision (benefit):
Domestic	$	(1,103)	$	(18,927)	$	(2)
Foreign		7,347		4,109		4,376
Total current	$	6,244	$	(14,818)	$	4,374
Deferred tax provision (benefit):
Domestic	$	(5,756)	$	3,853	$	3,717
Foreign		(9,446)		(7,736)		(232)
Total deferred	$	(15,202)	$	(3,883)	$	3,485
Total income tax provision (benefit)	$	(8,958)	$	(18,701)	$	7,859

Schedule of components of income (loss) before income taxes

Components of income (loss) before income taxes are as follows (in thousands):

	Year Ended December 31,
	2021		2020		2019
Domestic	$	(53,989)	$	(3,406)	$	2,219
Foreign		(16,653)		4,789		63,337
Income (loss) before income taxes	$	(70,642)	$	1,383	$	65,556

Schedule of differences between income tax provision (benefit) at U.S. statutory rate and actual income tax provision (benefit)

The primary differences between the income tax provision (benefit) at the U.S. statutory rate and our actual income tax provision (benefit) are as follows (dollars in thousands):

	Year Ended December 31,
	2021				2020				2019
Taxes at U.S. statutory rate	$	(14,835)	21.0	%	$	290	21.0	%	$	13,767	21.0	%
Foreign tax provision (benefit)		10,856	(15.3)			(3,426)	(247.7)			(6,557)	(10.0)
CARES Act		—	—			(7,596)	(549.2)			—	—
Subsidiary restructuring		—	—			(8,333)	(602.5)			—	—
Valuation allowance release (net of U.S. tax)		(5,040)	7.1			—	—			—	—
Other		61	(0.1)			364	26.2			649	1.0
Income tax provision (benefit)	$	(8,958)	12.7	%	$	(18,701)	(1,352.2)	%	$	7,859	12.0	%

Schedule of deferred income taxes

Deferred income taxes result from the effect of transactions that are recognized in different periods for financial and tax reporting purposes. The nature of these differences and the income tax effect of each are as follows (in thousands):

	December 31,
	2021		2020
Deferred tax liabilities:
Depreciation	$	137,898	$	153,226
Debt discounts on 2022 Notes, 2023 Notes and 2026 Notes		—		9,298
Prepaid and other		1,088		—
Total deferred tax liabilities	$	138,986	$	162,524
Deferred tax assets:
Net operating losses	$	(56,369)	$	(59,794)
Reserves, accrued liabilities and other		(9,698)		(11,631)
Total deferred tax assets		(66,067)		(71,425)
Valuation allowance		14,047		19,722
Net deferred tax liabilities	$	86,966	$	110,821