Retirement Benefits (Tables)

9 Months Ended

Sep. 30, 2013

Compensation And Retirement Disclosure [Abstract]

Net Periodic Benefit (Credit) Cost

Net periodic benefit (credit) cost of our U.S. pension plans (including our unfunded nonqualified plans), non-U.S. pension plans, and postretirement health care and life insurance benefit plans for the three months ended September 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		$	519		$	493		$	—		$	—
Interest cost		4,485			4,867			1,224			1,313			285			396
Expected return on plan assets		(6,181	)		(5,158	)		(742	)		(748	)		—			—
Amortization of prior service cost (credit)		3			12			7			—			(29	)		(33	)
Net periodic benefit (credit) cost	$	(1,689	)	$	(275	)	$	1,008		$	1,058		$	256		$	363

Net periodic benefit (credit) cost for the nine months ended September 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	$	12		$	12		$	1,577		$	1,496		$	—		$	—
Interest cost		13,455			14,602			3,672			3,990			855			1,189
Expected return on plan assets		(18,543	)		(15,473	)		(2,229	)		(2,253	)		—			—
Amortization of prior service cost (credit)		9			36			21			1			(87	)		(98	)
Curtailment and settlement effects		—			—			—			(2,394	)		—			—
Net periodic benefit (credit) cost	$	(5,067	)	$	(823	)	$	3,041		$	840		$	768		$	1,091