Restructuring - Restructuring Costs (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	$ 2,917	$ 11,956	$ 6,758	$ 14,082
Operating segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	585	0	2,433	930
Operating segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	978	11,196	2,162	11,526
Operating segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	1,249	104	1,890	923
Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	105	656	273	703
Severance Costs
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	2,832	1,924	6,673	3,766
Severance Costs | Operating segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	500	0	2,348	930
Severance Costs | Operating segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	978	1,164	2,162	1,210
Severance Costs | Operating segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	1,249	104	1,890	923
Severance Costs | Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	105	656	273	703
Exit Costs
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	352	0	636
Exit Costs | Operating segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	0	0	0
Exit Costs | Operating segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	352	0	636
Exit Costs | Operating segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	0	0	0
Exit Costs | Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	0	0	0
Asset Impairment
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	85	9,680	85	9,680
Asset Impairment | Operating segments | Fluid & Metering Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	85	0	85	0
Asset Impairment | Operating segments | Health & Science Technologies
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	9,680	0	9,680
Asset Impairment | Operating segments | Fire & Safety/Diversified Products
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	0	0	0	0
Asset Impairment | Corporate/Other
Restructuring Cost and Reserve [Line Items]
Total restructuring costs	$ 0	$ 0	$ 0	$ 0