Equity (Tables)

6 Months Ended

Jun. 30, 2015

Accumulated Other Comprehensive Income (Loss) [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

The changes in Accumulated other comprehensive income (loss) by component are as follows:

In thousands	Pension and Postretirement Benefit Plans			Cumulative Translation Adjustments			Total
December 31, 2014	$	(30,959	)	$	(28,205	)	$	(59,164	)
Other comprehensive income (loss) before reclassifications	(179		)	(14,451		)	(14,630		)
Amounts reclassified out of accumulated comprehensive income (loss)	179			—			179
Net current period other comprehensive income (loss)	—			(14,451		)	(14,451		)
June 30, 2015	$	(30,959	)	$	(42,656	)	$	(73,615	)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

Amounts reclassified out of Accumulated other comprehensive income (loss) is as follows:

In thousands	Three Months Ended June 30, 2015			Three Months Ended June 28, 2014			Six Months Ended June 30, 2015			Six Months Ended June 28, 2014
Pension and other postretirement benefit plans:
Net amortization of actuarial gains (losses)	$	89		$	1		$	180		$	2
Curtailment / settlement gain (loss)	—			—			—			—
Total reclassifications, before tax	89			1			180			2
Income tax (provision) benefit	(1		)	(1		)	(1		)	(2		)
Total reclassifications, net of tax	$	88		$	—		$	179		$	—