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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2022

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

The components of income before taxes for domestic and foreign operations consisted of the following:

									Year ended December 31,
(in thousands)															2022						2021						2020
Domestic															$	4,953					$	196,620					$	(361,242)
Foreign															—						—						175
Total															$	4,953					$	196,620					$	(361,067)

Schedule of Components of Income Tax Expense (Benefit)

The provision (benefit) for income taxes is composed of the following:

			Year ended December 31,
(in thousands)			2022						2021						2020
Current:
Federal			$	6					$	(494)					$	(195,572)
State			73						552						(211)
Foreign			209						(6)						132
Total current			288						52						(195,651)
Deferred:
Federal			1,189						40,693						24,126
State			983						4,022						(5,449)
Total deferred			2,172						44,715						18,677
Total income tax provision (benefit)			$	2,460					$	44,767					$	(176,974)

Schedule of Effective Income Tax Rate Reconciliation

The effective tax rate on income before income taxes differed from the federal statutory income tax rate as follows:

			Year ended December 31,
(in thousands)			2022						2021						2020
Income tax expense (benefit) at federal statutory rate			$	1,040					$	41,575					$	(70,459)
State income taxes, net of federal income tax benefit			1,189						4,257						(5,495)
CARES Act			—						—						(97,988)
Foreign income tax expense			210						(6)						132
Other			21						(1,059)						(3,164)
Total income tax expense (benefit)			$	2,460					$	44,767					$	(176,974)

Schedule of Deferred Tax Assets and Liabilities

The major components of the Company’s net deferred tax assets and liabilities are as follows:

			As of December 31,
(in thousands)			2022						2021
Deferred tax assets:
Employee benefits			$	9,938					$	6,656
Net operating loss			30,370						7,827
Tax credits			4,290						4,523
Other(1)			18,644						1,295
Less: valuation allowance			1,214						1,214
Total deferred tax assets			62,028						19,087
Deferred tax liabilities:
Prepaid expenses			4,223						3,625
Depreciation			399,622						352,123
Other			4,571						9,476
Total deferred tax liabilities			408,416						365,224
Net deferred tax liabilities			$	346,388					$	346,137

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- Definition

Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 2
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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 12
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Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1)(Note 1))
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