Segment Information (Schedule Of Financial Information By Reportable Segment) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended												12 Months Ended
	Dec. 31, 2012	Sep. 30, 2012		Jun. 30, 2012		Mar. 31, 2012		Dec. 31, 2011	Sep. 30, 2011		Jun. 30, 2011	Mar. 31, 2011	Dec. 31, 2012		Dec. 31, 2011		Dec. 31, 2010
Segment Reporting Information [Line Items]
Net sales	$ 629,788	$ 645,981		$ 657,686		$ 645,613		$ 619,804	$ 647,088		$ 633,189	$ 600,288	$ 2,579,068		$ 2,500,369		$ 2,179,319
Operating profit (loss)	76,183	86,584	[1]	69,377	[2]	78,297	[3]	(194,005)	80,290	[4]	78,851	71,435	310,441		36,571		233,300
Assets	2,889,878							2,843,531					2,889,878		2,843,531		2,706,697
Goodwill	813,792							820,824					813,792		820,824		810,285
Capital expenditures													29,308		34,737		21,033
Depreciation and amortization													57,263		62,943		59,841
Restructuring charge		3,556		160		14,747							18,463		0		6,676
Transaction costs associated with the acquisition of Money Controls	1,276												1,276
Aerospace And Electronics [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)													156,015	[5]	145,624	[5]	109,228	[5]
Assets	509,672							514,240					509,672		514,240		498,775
Goodwill	203,595							203,516					203,595		203,516		202,481
Capital expenditures													6,851		15,049		7,756
Depreciation and amortization													14,713		15,635		15,804
Engineered Materials [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)													24,522	[6]	29,754	[6]	30,143	[6]
Assets	237,478							245,350					237,478		245,350		255,340
Goodwill	171,533							171,489					171,533		171,489		171,491
Capital expenditures													2,163		1,840		1,052
Depreciation and amortization													7,191		7,959		8,090
Merchandising Systems [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)													33,771	[7]	30,337	[7]	16,729	[7]
Assets	408,702							408,857					408,702		408,857		419,704
Goodwill	201,866							197,719					201,866		197,719		197,453
Capital expenditures													4,263		4,652		3,490
Depreciation and amortization													14,226		15,283		11,811
Fluid Handling [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)													148,167	[8]	149,803	[8]	121,494	[8]
Assets	954,633							909,265					954,633		909,265		829,523
Goodwill	221,745							220,111					221,745		220,111		210,695
Capital expenditures													14,871		12,097		7,622
Depreciation and amortization													17,948		19,003		18,534
Controls [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)													12,813	[9]	11,228	[9]	5,077	[9]
Assets	38,642							64,162					38,642		64,162		66,744
Goodwill	15,053							27,990					15,053		27,990		28,165
Capital expenditures													514		664		523
Depreciation and amortization													1,463		3,270		3,726
Outside [Member] | Aerospace And Electronics [Member]
Segment Reporting Information [Line Items]
Net sales													701,208		677,663		577,164
Outside [Member] | Engineered Materials [Member]
Segment Reporting Information [Line Items]
Net sales													216,503		220,071		212,280
Outside [Member] | Merchandising Systems [Member]
Segment Reporting Information [Line Items]
Net sales													371,901		373,907		298,040
Outside [Member] | Fluid Handling [Member]
Segment Reporting Information [Line Items]
Net sales													1,195,501		1,140,315		1,007,745
Outside [Member] | Controls [Member]
Segment Reporting Information [Line Items]
Net sales													93,955		88,413		84,201
Sales [Member] | Aerospace And Electronics [Member]
Segment Reporting Information [Line Items]
Restructuring charge																	269
Operating Profit [Member] | Engineered Materials [Member]
Segment Reporting Information [Line Items]
Restructuring charge													2,338				(238)
Operating Profit [Member] | Merchandising Systems [Member]
Segment Reporting Information [Line Items]
Restructuring charge													3,355		(3,224)
Operating Profit [Member] | Fluid Handling [Member]
Segment Reporting Information [Line Items]
Restructuring charge													12,745		(2,964)
Operating Profit [Member] | Controls [Member]
Segment Reporting Information [Line Items]
Restructuring charge															$ (19)

[1] Includes the impact of item (i), $3,556 of restructuring charges, $460 pension curtailment charge, and $3,874 non-deductible acquisition costs associated with the pending acquisition of MEI.

[2] Includes the impact of item (e) and $160 of restructuring charges.

[3] Includes $14,747 of restructuring charges.

[4] Includes a $241,647 asbestos provision and a $30,327 environmental provision.

[5] Includes restructuring charges of $269 in 2010.

[6] Includes restructuring charges of $2,338 in 2012 and $238 in 2010.

[7] Includes $1,276 of transaction costs associated with the acquisition of Money Controls in 2010 and restructuring charges of $3,355 in 2012 and $3,224 in 2010.

[8] Includes restructuring charges of $12,745 in 2012 and $2,964 in 2010.

[9] Includes restructuring gains of $19 in 2010.