Restructuring Costs (Tables)

12 Months Ended

Dec. 31, 2016

Restructuring and Related Activities [Abstract]

Summary of Restructuring Costs

Pre-tax restructuring costs incurred in each of our segments and the location of the costs in the Consolidated Statement of Income for the years ended December 31, 2016, 2015 and 2014 are as follows (in millions):

Year Ended December 31, 2014	Cost of goods sold		Selling & administrative expense		Total
Electrical Segment	$	3.4	$	1.7	$	5.1
Power Segment	—		—		—
Total 2014 Restructuring Costs	$	3.4	$	1.7	$	5.1
Year Ended December 31, 2015
Electrical Segment	$	14.5	$	7.2	$	21.7
Power Segment	0.8		1.1		1.9
Total 2015 Restructuring Costs	$	15.3	$	8.3	$	23.6
Year Ended December 31, 2016
Electrical Segment	$	27.3	$	6.6	$	33.9
Power Segment	0.2		0.9		1.1
Total 2016 Restructuring Costs	$	27.5	$	7.5	$	35.0

Schedule of Restructuring Reserve by Type of Cost

The following table summarizes the accrued liabilities for our restructuring actions (in millions):

	Beginning Accrued Restructuring Balance 1/1/16		Pre-tax Restructuring Costs		Utilization and Foreign Exchange			Ending Accrued Restructuring Balance 12/31/2016
2016 Restructuring Actions
Severance	$	—	$	13.8	$	(4.4	)	$	9.4
Asset write-downs	—		2.9		(2.9		)	—
Facility closure and other costs (a)	—		15.1		(1.2		)	13.9
Total 2016 Restructuring Actions	$	—	$	31.8	$	(8.5	)	$	23.3
2015 Restructuring Actions
Severance	$	7.4	$	0.6	$	(7.0	)	$	1.0
Asset write-downs	—		0.1		(0.1		)	—
Facility closure and other costs	0.4		2.5		(2.7		)	0.2
Total 2015 Restructuring Actions	$	7.8	$	3.2	$	(9.8	)	$	1.2
Total Restructuring Actions	$	7.8	$	35.0	$	(18.3	)	$	24.5

The actual and expected costs for our restructuring actions are as follows (in millions):

	Expected Costs		Costs incurred in 2014		Costs incurred in 2015		Costs incurred in 2016		Remaining costs at 12/31/16
2016 Restructuring Actions
Electrical Segment	$	40.3	$	—	$	—	$	30.7	$	9.6
Power Segment	1.2		—		—		1.1		0.1
Total 2016 Restructuring Actions	$	41.5	$	—	$	—	$	31.8	$	9.7
2015 Restructuring Actions
Electrical Segment	$	23.0	$	—	$	17.3	$	3.2	$	2.5
Power Segment	1.9		—		1.9		—		—
Total 2015 Restructuring Actions	$	24.9	$	—	$	19.2	$	3.2	$	2.5
2014 Restructuring Actions
Electrical Segment	$	9.5	$	5.1	$	4.4	$	—	$	—
Power Segment	—		—		—		—		—
Total 2014 Restructuring Actions	$	9.5	$	5.1	$	4.4	$	—	$	—
Total Restructuring Actions	$	75.9	$	5.1	$	23.6	$	35.0	$	12.2