Other Comprehensive Income (Loss) (Tables)

12 Months Ended

Dec. 31, 2011

Accumulated Other Comprehensive Income (Loss) [Abstract]

Summary of components of other comprehensive income

The cumulative balance of each component of other comprehensive income (loss) and the income tax effects allocated to each component are as follows:

	Beginning Balance			Before-Tax Amount			Tax Effect			Net-of-Tax Amount			VPG Spin-off		Ending Balance
December 31, 2009
Pension and other post-retirement actuarial items	$	(122,182	)	$	6,231		$	(832	)	$	5,399		$	-	$	(116,783	)
Reclassification adjustment for recognition of actuarial items					10,831			42			10,873			-		10,873
Currency translation adjustment		198,261			10,080			-			10,080			-		208,341
Unrealized gain (loss) on available-for-sale securities		(110	)		1,006			(352	)		654			-		544
	$	75,969		$	28,148		$	(1,142	)	$	27,006		$	-	$	102,975
December 31, 2010
Pension and other post-retirement actuarial items	$	(105,910	)	$	(30,213	)	$	4,494		$	(25,719	)	$	1,079	$	(130,550	)
Reclassification adjustment for recognition of actuarial items					10,498			62			10,560			-		10,560
Currency translation adjustment		208,341			(41,930	)		-			(41,930	)		12,924		179,335
Unrealized gain (loss) on available-for-sale securities		544			927			(325	)		602			-		1,146
	$	102,975		$	(60,718	)	$	4,231		$	(56,487	)	$	14,003	$	60,491
December 31, 2011
Pension and other post-retirement actuarial items	$	(119,990	)	$	(54,053	)	$	16,975		$	(37,078	)	$	-	$	(157,068	)
Reclassification adjustment for recognition of actuarial items					12,192			(4,321	)		7,871			-		7,871
Currency translation adjustment		179,335			(26,441	)		-			(26,441	)		-		152,894
Unrealized gain (loss) on available-for-sale securities		1,146			(1,639	)		574			(1,065	)		-		81
	$	60,491		$	(69,941	)	$	13,228		$	(56,713	)	$	-	$	3,778