INCOME TAXES (Tables)

12 Months Ended

Dec. 31, 2013

Income Tax Disclosure [Abstract]

Schedule of income before income tax expense

Income before income tax expense consists of the following:

	2013		2012		2011
	(in thousands)
U.S. operations	$	31,975	$	59,478	$	67,379
Foreign operations	6,574		18,858		21,447
Total	$	38,549	$	78,336	$	88,826

Schedule of income tax expense

Income tax expense is comprised of the following:

	2013			2012		2011
	(in thousands)
Current:
Federal	$	6,360		$	16,766	$	16,794
State	1,892			3,240		3,561
Foreign	3,619			3,936		7,900
Total current:	11,871			23,942		28,255
Deferred
Federal	4,135			2,934		4,087
State	607			608		695
Foreign	(1,210		)	851		(2,222		)
Total deferred	3,532			4,393		2,560
Income tax expense	$	15,403		$	28,335	$	30,815

Schedule of tax effects of temporary differences that give rise to the deferred tax assets and liabilities

The following table sets forth the tax effects of temporary differences that give rise to the deferred tax assets and liabilities:

	December 31, 2013			December 31, 2012
	(in thousands)
Deferred tax assets
Accounts receivable, principally due to allowance for doubtful accounts	$	2,127		$	1,986
Inventories	3,649			3,340
Net operating loss carryforwards	8,817			8,433
Accrued pension	3,136			31,544
Stock-based compensation	7,347			4,966
Compensation-related accruals	3,364			3,209
Warranty	2,880			2,781
Obligation for postretirement benefits other than pension	3,770			4,187
Accrued liabilities and other items	8,721			4,755
Gross deferred tax assets	43,811			65,201
Valuation allowance	(8,991		)	(7,798		)
Net deferred tax assets	34,820			57,403
Deferred tax liabilities:
Intangibles	82,837			84,518
Plant and equipment	16,245			11,206
Gross deferred tax liabilities	99,082			95,724
Net deferred tax liabilities	$	(64,262	)	$	(38,321	)

Schedule of reconciliation of statutory federal income tax rate to the effective income tax rate

The following table sets forth a reconciliation of the statutory federal income tax rate to the effective income tax rate:

	2013		2012		2011
Federal statutory tax rate	35.0	%	35.0	%	35.0	%
Increase (decrease) in the tax rate resulting from:
State taxes, net of federal effect	3.7	%	3.2	%	3.0	%
Effect of tax rates of other countries	0.2	%	(0.5	)%	(2.2	)%
Section 199 deduction	(1.7	)%	(1.5	)%	(1.7	)%
Change in Contingency Reserve	—	%	(1.9	)%	—	%
Limitation on Deduction of Officer’s Compensation	4.2	%	1.0	%	1.9	%
Other	(1.4	)%	0.9	%	(1.3	)%
Effective tax rate	40.0	%	36.2	%	34.7	%

Summarizes the activity related to the entity's unrecognized tax benefits

The following table summarizes the activity related to our unrecognized tax benefits during 2013, 2012, and 2011:

	2013			2012			2011
	(in thousands)
Balance, beginning of the year	$	1,152		$	2,044		$	1,953
Additions for tax position related to the current year	125			125			189
Additions for tax position related to the prior year	7			191			—
Decreases for tax position related to the prior year	(316		)	(1,102		)	—
Prior year reductions
Lapse of statute of limitations	(131		)	(106		)	(137		)
Change in exchange rate	—			—			39
Balance, end of the year	$	837		$	1,152		$	2,044