Pension and Non-pension Postretirement Benefits (Tables)

6 Months Ended

Jun. 30, 2012

Defined Benefit Pension Plans and SERP [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The components of our net pension expense, including the SERP, are as follows:

Three months ended June 30,	U.S. Plans						Non-U.S. Plans						Total
(dollars in thousands)	2012			2011			2012			2011			2012			2011
Service cost	$	1,370		$	1,314		$	548		$	457		$	1,918		$	1,771
Interest cost	3,827			3,940			1,178			1,361			5,005			5,301
Expected return on plan assets	(4,461		)	(4,259		)	(583		)	(625		)	(5,044		)	(4,884		)
Amortization of unrecognized:
Prior service cost	522			541			62			90			584			631
Loss	1,719			1,112			124			134			1,843			1,246
Settlement charge	37			—			—			—			37			—
Pension expense	$	3,014		$	2,648		$	1,329		$	1,417		$	4,343		$	4,065
Six months ended June 30,	U.S. Plans						Non-U.S. Plans						Total
(dollars in thousands)	2012			2011			2012			2011			2012			2011
Service cost	$	2,925		$	2,746		$	990		$	885		$	3,915		$	3,631
Interest cost	7,846			8,028			2,434			2,621			10,280			10,649
Expected return on plan assets	(8,946		)	(8,572		)	(1,190		)	(1,190		)	(10,136		)	(9,762		)
Amortization of unrecognized:
Prior service cost	1,043			1,082			128			172			1,171			1,254
Loss	3,520			2,330			259			260			3,779			2,590
Settlement charge	457			—			—			—			457			—
Pension expense	$	6,845		$	5,614		$	2,621		$	2,748		$	9,466		$	8,362

Non-Pension Postretirement Benefit Plans [Member]

Defined Benefit Plan Disclosure [Line Items]

Schedule of Net Benefit Costs [Table Text Block]

The provision for our non-pension postretirement benefit expense consists of the following:

Three months ended June 30,	U.S. Plans				Non-U.S. Plans						Total
(dollars in thousands)	2012		2011		2012			2011			2012		2011
Service cost	$	367	$	306	$	1		$	1		$	368	$	307
Interest cost	856		891		26			33			882		924
Amortization of unrecognized:
Prior service cost	106		106		—			—			106		106
Loss / (gain)	229		264		(1		)	(4		)	228		260
Non-pension postretirement benefit expense	$	1,558	$	1,567	$	26		$	30		$	1,584	$	1,597
Six months ended June 30,	U.S. Plans				Non-U.S. Plans						Total
(dollars in thousands)	2012		2011		2012			2011			2012		2011
Service cost	$	735	$	679	$	1		$	1		$	736	$	680
Interest cost	1,713		1,816		52			62			1,765		1,878
Amortization of unrecognized:
Prior service cost	211		211		—			—			211		211
Loss / (gain)	458		554		(1		)	(8		)	457		546
Non-pension postretirement benefit expense	$	3,117	$	3,260	$	52		$	55		$	3,169	$	3,315