Restructuring Activities (Tables)

12 Months Ended

Dec. 31, 2017

Restructuring and Related Activities [Abstract]

Restructuring and Related Costs [Table Text Block]

The following table is a summary of the severance and other restructuring costs, which included employee-related costs, facility rent and exit costs, relocation, recruiting, travel and other, for the years ended December 31, 2017, 2016 and 2015:

	Year Ended December 31,
	2017		2016		2015
Severance:
Cost of sales	$	0.8	$	4.2	$	2.2
Selling, general, and administrative expenses	3.8		5.8		5.2
Total severance costs	$	4.6	$	10.0	$	7.4
Other restructuring:
Cost of sales	$	4.4	$	0.2	$	1.4
Selling, general, and administrative expenses	6.6		0.7		3.4
Total other restructuring costs	$	11.0	$	0.9	$	4.8
Total restructuring costs	$	15.6	$	10.9	$	12.2

Schedule of Restructuring Reserve by Type of Cost [Table Text Block]

The following tables summarize our restructuring activities for the years ended 2017, 2016 and 2015:

	Twelve Months Ended December 31, 2017
	Energy & Chemicals			Distribution & Storage			BioMedical			Corporate			Total
Balance as of December 31, 2016	$	0.1		$	2.9		$	1.3		$	3.0		$	7.3
Restructuring costs	2.4			2.2			5.0			6.0			15.6
Cash payments	(2.5		)	(3.9		)	(6.0		)	(7.9		)	(20.3		)
Acquired restructuring reserve	0.2			—			—			—			0.2
Balance as of December 31, 2017	$	0.2		$	1.2		$	0.3		$	1.1		$	2.8

	Twelve Months Ended December 31, 2016
	Energy & Chemicals			Distribution & Storage			BioMedical			Corporate			Total
Balance as of December 31, 2015	$	1.1		$	3.4		$	0.4		$	0.9		$	5.8
Restructuring costs	1.0			3.8			1.9			4.2			10.9
Cash payments	(2.0		)	(4.3		)	(1.0		)	(2.1		)	(9.4		)
Balance as of December 31, 2016	$	0.1		$	2.9		$	1.3		$	3.0		$	7.3

	Twelve Months Ended December 31, 2015
	Energy & Chemicals			Distribution & Storage			BioMedical			Corporate			Total
Balance as of December 31, 2014	$	—		$	—		$	—		$	—		$	—
Restructuring costs	1.4			7.7			1.8			1.3			12.2
Cash payments	(0.3		)	(4.3		)	(1.4		)	(0.4		)	(6.4		)
Balance as of December 31, 2015	$	1.1		$	3.4		$	0.4		$	0.9		$	5.8