Restructuring - Schedule of Pre-Tax Restructuring Expenses by Segment (Details) - USD ($) $ in Thousands	3 Months Ended			12 Months Ended
	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Restructuring Cost and Reserve [Line Items]
Total				$ 8,455	$ 3,674	$ 11,239
2017 Initiative
Restructuring Cost and Reserve [Line Items]
Severance Costs				3,067
Exit Costs				591
Total	$ 3,658			3,658
2017 Initiative | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Severance Costs				1,375
Exit Costs				433
Total				1,808
2017 Initiative | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Severance Costs				1,510
Exit Costs				158
Total				1,668
2017 Initiative | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Severance Costs				182
Exit Costs				0
Total				182
2017 Initiative | Corporate Office/Other
Restructuring Cost and Reserve [Line Items]
Severance Costs				0
Exit Costs				0
Total				0
2016 Initiative
Restructuring Cost and Reserve [Line Items]
Severance Costs				4,239
Exit Costs				558
Total		$ 4,800	$ 3,700	4,797	3,674
2016 Initiative | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Severance Costs				1,566
Exit Costs				0
Total				1,566	932
2016 Initiative | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Severance Costs				2,470
Exit Costs				558
Total				3,028	1,117
2016 Initiative | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Severance Costs				73
Exit Costs				0
Total				73	1,425
2016 Initiative | Corporate Office/Other
Restructuring Cost and Reserve [Line Items]
Severance Costs				130
Exit Costs				0
Total				$ 130	$ 200
2015 Initiative
Restructuring Cost and Reserve [Line Items]
Total						11,239
2015 Initiative | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total						7,090
2015 Initiative | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total						3,408
2015 Initiative | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total						576
2015 Initiative | Corporate Office/Other
Restructuring Cost and Reserve [Line Items]
Total						$ 165