Reclassifications out of Accumulated Other Comprehensive Loss (Tables)

12 Months Ended

Dec. 31, 2014

Equity [Abstract]

Reclassification out of Accumulated Other Comprehensive Income

	MSA Safety Incorporated									Noncontrolling Interests
(In thousands)	2014			2013			2012			2014			2013			2012
Pension and other post-retirement benefits
Balance at beginning of period	$	(77,080	)	$	(132,031	)	$	(104,013	)	$	—		$	—		$	—
Unrecognized net actuarial (losses) gains	(84,495		)	72,008			(45,793		)	—			—			—
Unrecognized prior service credit	302			239			—			—			—			—
Tax benefit (expense)	29,832			(25,783		)	13,833			—			—			—
Total other comprehensive (loss) income before reclassifications, net of tax	(54,361		)	46,464			(31,960		)	—			—			—
Amounts reclassified from accumulated other comprehensive loss:
Amortization of prior service cost	(251		)	(322		)	(353		)	—			—			—
Recognized net actuarial losses	9,114			13,875			6,764			—			—			—
Tax benefit	(2,992		)	(5,066		)	(2,469		)	—			—			—
Total amount reclassified from accumulated other comprehensive loss, net of tax	5,871			8,487			3,942			—			—			—
Total other comprehensive (loss) income	(48,490		)	54,951			(28,018		)
Balance at end of period	$	(125,570	)	$	(77,080	)	$	(132,031	)	$	—		$	—		$	—
Foreign currency translation
Balance at beginning of period	$	(1,189	)	$	4,959		$	829		$	(1,602	)	$	(469	)	$	(185	)
Foreign currency translation adjustments	(39,971		)	(6,148		)	4,130			(597		)	(1,133		)	(284		)
Balance at end of period	$	(41,160	)	$	(1,189	)	$	4,959		$	(2,199	)	$	(1,602	)	$	(469	)