Other Comprehensive Income (Loss) (Tables)

3 Months Ended

Mar. 31, 2016

Equity [Abstract]

Comprehensive Income

The difference between comprehensive income and net income was due to foreign currency translation adjustments and pension and other post-retirement benefit adjustments, as summarized below.

	Three Months Ended March 31,
	2016			2015
	(in thousands)
Net income	$	158,025		$	161,010
Other comprehensive income (loss):
Foreign currency translation		63,366			(113,309	)
Pension and other post-retirement benefit adjustments:
Recognition of prior service credit, net of tax		(222	)		(240	)
Recognition of actuarial loss, net of tax		4,955			6,078
Net actuarial loss, net of tax		—			—
Total other comprehensive income (loss)		68,099			(107,471	)
Comprehensive income	$	226,124		$	53,539

Changes in Accumulated Other Comprehensive Loss

The following tables present the changes in accumulated other comprehensive loss by component for the three months ended March 31:

	2016
	Changes in Accumulated Other Comprehensive Loss by Component
	Pension and Other Post- Retirement  Benefits			Foreign Currency  Translation			Total
	(in thousands)
Beginning balance, January 1	$	(535,634	)	$	(394,984	)	$	(930,618	)
Other comprehensive income before reclassifications, net of tax		—			63,366			63,366
Amounts reclassified from accumulated other comprehensive loss, net of tax		4,733			—			4,733
Net current period other comprehensive income		4,733			63,366			68,099
Ending balance, March 31	$	(530,901	)	$	(331,618	)	$	(862,519	)
	2015
	Changes in Accumulated Other Comprehensive Loss by Component
	Pension and Other Post- Retirement  Benefits			Foreign Currency  Translation			Total
	(in thousands)
Beginning balance, January 1	$	(533,213	)	$	(186,998	)	$	(720,211	)
Other comprehensive loss before reclassifications, net of tax		—			(113,309	)		(113,309	)
Amounts reclassified from accumulated other comprehensive loss, net of tax		5,838			—			5,838
Net current period other comprehensive income (loss)		5,838			(113,309	)		(107,471	)
Ending balance, March 31	$	(527,375	)	$	(300,307	)	$	(827,682	)