Employee Benefits (Tables)

3 Months Ended

Mar. 31, 2013

Compensation And Retirement Disclosure [Abstract]

Pension and Other Defined Contribution Retirement Plan Expenses

Pension and other defined contribution retirement plan expenses included the following components:

U.S. Plans	Three Months Ended March 31,
(DOLLARS IN THOUSANDS)	2013			2012
Service cost for benefits earned	$	881		$	938
Interest cost on projected benefit obligation		5,741			6,002
Expected return on plan assets		(6,557	)		(6,041	)
Net amortization and deferrals		5,869			4,913
Loss due to curtailments		—			—
Net periodic benefit cost		5,934			5,812
Defined contribution and other retirement plans		1,870			1,889
Total expense	$	7,804		$	7,701
Non-U.S. Plans	Three Months Ended March 31,
(DOLLARS IN THOUSANDS)	2013			2012
Service cost for benefits earned	$	4,143		$	3,194
Interest cost on projected benefit obligation		7,874			7,822
Expected return on plan assets		(12,099	)		(11,488	)
Net amortization and deferrals		2,368			1,614
Loss due to settlements and special terminations		40			456
Net periodic benefit cost		2,326			1,598
Defined contribution and other retirement plans		1,291			1,251
Total expense	$	3,617		$	2,849

Postretirement Benefits Other Than Pension Expenses

Expense recognized for postretirement benefits other than pensions included the following components:

	Three Months Ended March 31,
(DOLLARS IN THOUSANDS)	2013			2012
Service cost for benefits earned	$	362		$	341
Interest cost on projected benefit obligation		1,168			1,447
Net amortization and deferrals		(663	)		(361	)
Total postretirement benefit expense	$	867		$	1,427