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Note 10. Income Taxes Income Taxes (Tables)

12 Months Ended

Dec. 31, 2016

Income Tax Disclosure [Abstract]

Schedule of pre-tax income (loss) for domestic and foreign operations

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

	Year Ended December 31,
	2016				2015				2014
Domestic	$	351			$	290			$	230
Foreign	10				8				4
Pretax income	$	361			$	298			$	234

Schedule of income tax provision

The components of income tax expense consisted of the following:

	Year Ended December 31,
	2016				2015				2014
Current:
Federal	$	10			$	8			$	5
State	8				3				1
Foreign	2				3				4
Total current	20				14				10
Deferred:
Federal	107				91				76
State	16				4				1
Foreign	1				1				—
Total deferred	124				96				77
Income tax expense	$	144			$	110			$	87

Schedule of effective income tax rate

A reconciliation of the Company’s effective income tax rate at the U.S. federal statutory rate of 35% to the actual expense was as follows:

	Year Ended December 31,
	2016			2015			2014
Federal statutory rate	35	%		35	%		35	%
State and local income taxes, net of federal tax benefits	4			2			5
Permanent differences	1			1			2
Net change in valuation allowance	—			1			(3	)
Other	—			(2	)		(2	)
Effective tax rate	40	%		37	%		37	%

Schedule of deferred income tax assets and liabilities

	2016				2015
Deferred income tax assets:
Net operating loss carryforwards	$	503			$	654
Tax credit carryforwards	41				28
Accrued liabilities	131				123
Minimum pension obligation	23				23
Provision for doubtful accounts	16				18
Liability for unrecognized tax benefits	3				6
Interest rate swaps	8				11
Other	—				1
Total deferred tax assets	725				864
Less: valuation allowance	(10		)		(11		)
Total deferred income tax assets after valuation allowance	715				853
Deferred income tax liabilities:
Depreciation and amortization	1,099				1,105
Change in tax return accounting methods	—				9
Prepaid expenses	1				2
Undistributed foreign earnings	2				2
Basis difference in investment in joint ventures	2				1
Total deferred tax liabilities	1,104				1,119
Net deferred income tax liabilities	$	(389	)		$	(266	)

Schedule of the rollforward of unrecognized tax benefits

The rollforward of unrecognized tax benefits are summarized in the table below:

Unrecognized tax benefits—January 1, 2014	113
Gross increases—tax positions in prior periods	1
Gross decreases—tax positions in prior periods	(8		)
Gross increases—tax positions in current period	3
Settlements	(1		)
Reduction due to lapse of statute of limitations	(2		)
Unrecognized tax benefits—December 31, 2014	106
Gross decreases—tax positions in prior periods	(4		)
Gross increases—tax positions in current period	1
Settlements	(23		)
Reduction due to lapse of statute of limitations	(2		)
Unrecognized tax benefits—December 31, 2015	78
Gross increases—tax positions in prior periods	3
Reduction due to lapse of statute of limitations	(3		)
Unrecognized tax benefits—December 31, 2016	$	78

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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

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-Publisher FASB
-Name Accounting Standards Codification
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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.

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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.

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Tabular disclosure of income before income tax between domestic and foreign jurisdictions.

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Tabular disclosure of the change in unrecognized tax benefits.

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