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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Summary of Income from Continuing Operations before Income Taxes

Income from continuing operations before income taxes consisted of the following: 

		Year Ended December 31,
(in thousands)		2018				2017				2016
Foreign		$	54,753			$	82,919			$	33,611
United States			10,256				21,431				31,118
Income from continuing operations before income taxes		$	65,009			$	104,350			$	64,729

Summary of Significant Components of the Income Tax Provision From Continuing Operations

Significant components of the income tax provision from continuing operations are as follows:

		Year Ended December 31,
(in thousands)		2018				2017				2016
Current:
United States:
Federal		$	41			$	1,693			$	3,685
State			(335	)			2,573				1,716
Foreign			12,039				15,583				8,177
Total current			11,745				19,849				13,578
Deferred:
United States:
Federal			1,860				19,893				8,427
State			860				1,761				(598	)
Foreign			2,630				4,395				(157	)
Total deferred			5,350				26,049				7,672
Income tax expense		$	17,095			$	45,898			$	21,250

Reconciliation of Income Tax Expense

		Year Ended December 31,
(in thousands)		2018								2017								2016
Computed income tax expense at statutory federal income tax rate		$	13,665				21.0	%		$	36,522				35.0	%		$	22,655				35.0	%
State income taxes, net of federal benefit			3,489				5.4	%			1,160				1.1	%			292				0.5	%
Deemed mandatory repatriation state tax			(909	)			(1.4	)%			1,206				1.2	%			—				—
Deemed mandatory repatriation federal tax, net of foreign tax credit			(1,690	)			(2.6	)%			6,936				6.6	%			—				—
Remeasurement of deferred taxes due to reduction in U.S. tax rate *			(510	)			(0.8	)%			8,000				7.7	%			—				—
Foreign tax rate differential			4,138				6.4	%			(5,031	)			(4.8	)%			(882	)			(1.4	)%
U.S. tax on current year foreign earnings, net of foreign tax credits			(223	)			(0.3	)%			(2,726	)			(2.6	)%			(373	)			(0.6	)%
Change in valuation allowance			(653	)			(1.0	)%			(796	)			(0.8	)%			1,230				1.9	%
Other adjustments, net			(212	)			(0.3	)%			627				0.6	%			(1,672	)			(2.6	)%
Income tax expense		$	17,095				26.4	%		$	45,898				44.0	%		$	21,250				32.8	%

* Included $0.6 million increase to the valuation allowance in 2017.

Schedule of Deferred Tax Assets and Liabilities

The components of deferred income tax assets and liabilities included in the Consolidated Balance Sheets are as follows:

		December 31,
(in thousands)		2018				2017
Deferred tax assets:
Tax credit carryforwards		$	9,156			$	6,654
Pension, compensation, and other employee benefits			13,022				15,173
Provisions for losses			5,133				5,826
Net operating loss carryforward			4,707				5,195
State income taxes			1,546				2,502
Other deferred income tax assets			2,920				2,796
Total deferred tax assets			36,484				38,146
Valuation allowance			(3,356	)			(4,010	)
Foreign deferred tax assets included above			(2,468	)			(2,396	)
Net deferred tax assets			30,660				31,740
Deferred tax liabilities:
Property and equipment			(14,501	)			(10,530	)
Deferred tax related to life insurance			(3,498	)			(3,556	)
Goodwill and other intangible assets			(4,759	)			(4,299	)
Other deferred income tax liabilities			(939	)			(463	)
Total deferred tax liabilities			(23,697	)			(18,848	)
Foreign deferred tax liabilities included above			9,808				7,869
United States net deferred tax assets		$	16,771			$	20,761

Schedule of Unrecognized Tax Benefits

(in thousands)		Continuing Operations				Discontinued Operations				Total
Balance at December 31, 2015		$	307			$	636			$	943
Additions for tax positions taken in prior years			1,295				—				1,295
Reductions for lapse of applicable statutes			(43	)			—				(43	)
Balance at December 31, 2016			1,559				636				2,195
Additions for tax positions taken in prior years			43				—				43
Reductions for lapse of applicable statutes			(177	)			(636	)			(813	)
Balance at December 31, 2017			1,425				—				1,425
Additions for tax positions taken in prior years			31				—				31
Reductions for lapse of applicable statutes			(1,086	)			—				(1,086	)
Balance at December 31, 2018		$	370			$	—			$	370

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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.

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