Income Taxes - Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015
Deferred tax assets (liabilities)
Deferred revenue	$ 26.9	$ 25.3
Warranty reserves	7.1	5.6
Inventory reserves	12.1	10.9
Allowance for doubtful accounts	4.5	4.6
Employee benefits	45.2	41.5
Foreign loss carryforwards	2.9	1.9
Federal tax credit carryovers	6.6
Deferred state tax attributes	14.6	16.2
Other, net	5.3	(1.4)
Gross deferred assets	125.2	104.6
Valuation allowances	(1.3)	(4.3)
Deferred tax assets after valuation allowances	123.9	100.3
Depreciation	(42.4)	(46.5)
Amortization	(60.7)	(55.1)
Acquired identifiable intangibles	(134.7)	(142.4)
Gross deferred liabilities	(237.8)	(244.0)
Net deferred tax liabilities	(113.9)	$ (143.7)
Deferred tax assets, federal NOL	0.0
Deferred tax asset for state tax loss carry forwards	11.0
Valuation allowance on state tax losses	1.3
Decrease in the valuation allowance for state attributes	$ (2.3)

Represents the tax effect as of the balance sheet date of the amount of the estimated future tax deductions attributable to deferred state tax attributes related items which can only be realized if sufficient taxable income is generated in future periods to enable the deduction to be taken.

No definition available.