Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income Tax Disclosure [Abstract]

Schedule of Income before Income Tax, Domestic and Foreign

Total income from continuing operations before income taxes, classified by source of income, was as follows:

	Year Ended December 31,
	2014		2013		2012
	(in thousands)
U.S.	$	138,616	$	122,517	$	131,722
Outside the U.S.	35,142		36,155		37,784
Income from continuing operations before income taxes	$	173,758	$	158,672	$	169,506

Schedule of Components of Income Tax Expense (Benefit)

The provision for income taxes, classified by the timing and location of payment, was as follows:

	Year Ended December 31,
	2014			2013			2012
	(in thousands)
Current tax expense
Federal	$	67,985		$	46,925		$	40,821
State	6,278			4,891			4,705
Foreign	1,689			1,914			2,345
Deferred tax (benefit) expense
Federal	(21,398		)	(7,011		)	(249		)
State	(2,116		)	(635		)	101
Foreign	(153		)	(762		)	505
Income taxes	$	52,285		$	45,322		$	48,228

Schedule of Deferred Tax Assets and Liabilities

Net deferred tax assets consisted of:

	December 31,
	2014			2013
	(in thousands)
Property, equipment and intangible assets	$	(8,687	)	$	(10,153	)
Accrued compensation	15,124			15,696
Accrued expenses	35,023			12,718
Foreign operations	790			603
Valuation allowance on foreign deferred tax assets	(153		)	(227		)
Foreign net operating losses	1,800			1,441
Valuation allowance on foreign net operating losses	(1,800		)	(1,441		)
Deferred tax asset on unrecognized tax positions	1,283			1,736
Other	1,026			1,162
Net deferred tax assets	$	44,406		$	21,535

Schedule of Income Tax Balance Sheet Presentation

Balance sheet presentation:

	December 31,
	2014		2013
	(in thousands)
Current net deferred tax assets	$	23,860	$	26,684
Non-current net deferred tax assets (liabilities)	20,546		(5,149		)
Net deferred tax assets	$	44,406	$	21,535

Schedule of Effective Income Tax Rate Reconciliation

The statutory United States federal income tax rate reconciles to the effective income tax rates for continuing operations as follows:

	Year Ended December 31,
	2014		2013		2012
Statutory U.S. federal income tax rate	35.0	%	35.0	%	35.0	%
State income taxes, net of federal tax benefit	1.6	%	1.6	%	1.5	%
Benefits and taxes related to foreign operations	(6.2	)%	(7.2	)%	(8.5	)%
Unrecognized tax positions	(0.4	)%	(0.2	)%	0.1	%
Adjustment to current and deferred taxes, prior years	—	%	—	%	(0.5	)%
Other	0.1	%	(0.6	)%	0.9	%
Effective income tax rates	30.1	%	28.6	%	28.5	%

Reconciliation of Unrecognized Tax Benefits

The following table presents a reconciliation of the beginning and ending amounts of unrecognized tax benefits:

	2014			2013			2012
	(in thousands)
Balance, January 1	$	4,047		$	4,415		$	4,570
Changes for tax positions of prior years	5			503			410
Increases for tax positions related to the current year	1,201			1,164			—
Settlements and lapsing of statutes of limitations	(1,858		)	(2,035		)	(565		)
Balance, December 31	$	3,395		$	4,047		$	4,415