Schedule of Pre-Tax Restructuring Expenses by Segment (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2012
Restructuring Cost and Reserve [Line Items]
Total	$ 2,581	$ 7,519
Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Severance Costs	309	2,968
Exit Costs	10	10
Total	319	2,978
Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Severance Costs	757	1,907
Exit Costs	395	700
Total	1,152	2,607
Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Severance Costs	280	280
Exit Costs	748	1,292
Total	1,028	1,572
Corporate Office/Other
Restructuring Cost and Reserve [Line Items]
Severance Costs	82	163
Exit Costs		199
Total	82	362
Total Restructuring Costs
Restructuring Cost and Reserve [Line Items]
Severance Costs	1,428	5,318
Exit Costs	1,153	2,201
Total	$ 2,581	$ 7,519