Retirement Benefits (Tables)

6 Months Ended

Jun. 30, 2013

Compensation And Retirement Disclosure [Abstract]

Net Periodic Benefit (Credit) Cost

and Change in Accounting Principle. Net periodic benefit (credit) cost for the three months ended June 30, 2013 and 2012, respectively, follow:

	U.S. Pension Plans						Non-U.S. Pension Plans						Other Benefit Plans
	2013			2012			2013			2012			2013			2012
	(Dollars in thousands)
Service cost	$	4		$	4		$	525		$	426		$	—		$	—
Interest cost		4,485			4,866			1,218			1,302			285			397
Expected return on plan assets		(6,181	)		(5,219	)		(739	)		(752	)		—			—
Amortization of prior service cost (credit)		3			12			8			34			(29	)		(32	)
Curtailment and settlement effects		—			—			—			(2,394	)		—			—
Net periodic benefit (credit) cost	$	(1,689	)	$	(337	)	$	1,012		$	(1,384	)	$	256		$	365

Net periodic benefit (credit) cost for the six months ended June 30, 2013 and 2012, respectively, follow:

	U.S. Pension Plans						Non-U.S. Pension Plans						Other Benefit Plans
	2013			2012			2013			2012			2013			2012
	(Dollars in thousands)
Service cost	$	8		$	8		$	1,058		$	1,003		$	—		$	—
Interest cost		8,970			9,735			2,448			2,677			570			793
Expected return on plan assets		(12,362	)		(10,315	)		(1,487	)		(1,505	)		—			—
Amortization of prior service cost (credit)		6			24			14			1			(58	)		(65	)
Curtailment and settlement effects		—			—			—			(2,394	)		—			—
Net periodic benefit (credit) cost	$	(3,378	)	$	(548	)	$	2,033		$	(218	)	$	512		$	728