Income Taxes (Tables)

12 Months Ended

Dec. 31, 2014

Income (loss) from continuing operations before tax and equity investment for the three years ended December 31 is as follows:



	Year Ended December 31,
(in thousands)	2014		2013			2012
Domestic	$	39,154	$	27,678		$	21,314
Foreign	148		(182		)	2,547
Total income from continuing operations before tax and equity investment	$	39,302	$	27,496		$	23,861

Schedule of Components of the Provision for (Benefit From) Income Taxes

The (benefit from) provision for income taxes for the three years ended December 31 is as follows:



		Year Ended December 31,
(in thousands)		2014			2013			2012
Current
	Federal	$	(413	)	$	146		$	102
	State	2,164			1,677			1,834
	Foreign	877			572			661
	Total income taxes, current	$	2,628		$	2,395		$	2,597
Deferred
	Federal	$	14,110		$	9,168		$	5,951
	State	495			1,041			981
	Foreign	(225		)	(443		)	108
	Total income taxes, deferred	$	14,380		$	9,766		$	7,040
Total income tax provision		$	17,008		$	12,161		$	9,637

Schedule of Deferred Tax Assets and Liabilities

The amounts shown on the following table represent the tax effect of temporary differences between the Company's consolidated tax return basis of assets and liabilities and the corresponding basis for financial reporting, as well as tax credit and net operating loss carryforwards.



(in thousands)	December 31,
Deferred Income Tax Sources	2014			2013
Current Deferred Income Tax Items:
Inventories	$	2,247		$	2,426
Environmental costs	913			1,220
Net operating loss carryforwards	20,556			13,323
Accrued liabilities	2,984			3,046
Other items, net	489			913
Current deferred income tax assets before valuation allowance	27,189			20,928
Valuation allowance	(470		)	(421		)
Deferred income tax assets - current	$	26,719		$	20,507
Foreign	$	(186	)	$	(433	)
Deferred income tax liabilities - current	$	(186	)	$	(433	)

Non-Current Deferred Income Tax Items:
Post-retirement and post-employment employee benefits	$	1,015		$	904
Net operating loss carryforwards	11,334			27,198
Pension liability	78,835			53,624
Impairment of long-lived assets	529			2,636
Minimum tax credit carryforwards	3,736			3,265
Miscellaneous other	1,146			1,953
Non-current deferred income tax assets before valuation allowance	96,595			89,580
Valuation allowance	(1,669		)	(1,729		)
Non-current deferred income tax assets	94,926			87,851
Property, plant and equipment	(13,708		)	(13,558		)
Intangible assets	(9,161		)	(9,378		)
Undistributed foreign earnings	(902		)	(568		)
Other items, net	555			(4,661		)
Non-current deferred income tax liabilities	(23,216		)	(28,165		)
Net non-current deferred income tax assets	$	71,710		$	59,686

Schedule of Effective Income Tax Rate Reconciliation

The provision for income taxes differs from the amount of income tax determined by applying the applicable U.S. statutory federal income tax rate to pretax income as follows:



	Year Ended December 31,
(in thousands)	2014			2013			2012
Income from continuing operations before tax and equity investment	$	39,302		$	27,496		$	23,861
Tax provision at statutory rate	$	13,755		$	9,624		$	8,351
Increase (decrease) in tax due to:
State income tax, net of federal effect	1,991			2,131			2,173
Net (decrease) increase in valuation allowance	(12		)	12			(454		)
(Decrease) increase in liability for uncertain tax positions	(70		)	(679		)	8
Foreign tax differential, principally foreign losses for which tax benefit is not available	600			192			(123		)
Other items, net	744			881			(318		)
Tax provision	$	17,008		$	12,161		$	9,637

Schedule of Unrecognized Tax Benefits Roll Forward

The changes in the amount of unrecognized tax benefits in 2014 and 2013 were as follows:



	Year Ended December 31,
(in thousands)	2014			2013
Beginning balance	$	1,344		$	2,273
Additions for tax positions related to current year	144			404
Additions due to interest accrued	61			80
Tax positions of prior years:
Payments	—			(250		)
Settlements	—			(640		)
Due to lapsed statutes of limitations	(275		)	(488		)
Other	—			(35		)
Ending balance	$	1,274		$	1,344