Restructuring - Restructuring Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	$ 11,956	$ 4,621	$ 14,082	$ 8,251
Operating Segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		930
Operating Segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	11,196		11,526
Operating Segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	104		923
Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	656		703
Severance Costs
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	1,924		3,766
Severance Costs | Operating Segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		930
Severance Costs | Operating Segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	1,164		1,210
Severance Costs | Operating Segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	104		923
Severance Costs | Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	656		703
Exit Costs
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	352		636
Exit Costs | Operating Segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		0
Exit Costs | Operating Segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	352		636
Exit Costs | Operating Segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		0
Exit Costs | Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		0
Asset Impairment
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	9,680		9,680
Asset Impairment | Operating Segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		0
Asset Impairment | Operating Segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	9,680		9,680
Asset Impairment | Operating Segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0		0
Asset Impairment | Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	$ 0		$ 0