Summary of Significant Accounting Policies (Tables)

3 Months Ended

Mar. 31, 2018

Accounting Policies [Abstract]

Schedule of inventory

Inventories are stated at the lower of cost or market, determined by the first-in, first-out method, and consist of the following:

	March 31,		December 31,
(in millions)	2018		2017
Finished goods	$	146.8	$	121.8
Work-in-process	12.2		11.5
Raw materials and supplies	55.7		49.7
	$	214.7	$	183.0

Changes in accrued sales returns

The Company had the following activity for sales returns from December 31, 2017 to March 31, 2018:

(in millions)
Balance as of December 31, 2017	$	30.0
Reclassification and remeasurement of sales return asset under Topic 606	1.7
Balance as of January 1, 2018	31.7
Amounts accrued	22.9
Returns charged to accrual	(21.6		)
Balance as of March 31, 2018	$	33.0

Warranty activity

The Company had the following activity for its accrued warranty expense from December 31, 2017 to March 31, 2018:

(in millions)
Balance as of December 31, 2017	$	36.7
Remeasurement of obligations under Topic 606	2.8
Balance as of January 1, 2018	39.5
Amounts accrued	10.5
Warranties charged to accrual	(11.4		)
Balance as of March 31, 2018	$	38.6