Income Taxes (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 27, 2015	Jun. 28, 2014	Jun. 27, 2015	Jun. 28, 2014
Income Taxes [Abstract]
Effective tax rate (in hundredths)	37.00%	25.00%	36.00%	29.00%
Reduction for U.S. production activities	$ 1.2	$ 1.4	$ 2.2	$ 2.6
Income tax expense benefit miscellaneous and other	0.6		1.0
Provision for state income taxes	$ 1.4	1.2	2.2	2.5
Increase (decrease) in valuation allowances		$ (4.8)		(5.7)
Effect of foreign adjustments			$ 0.4	$ 0.3

Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to increase (decrease) in the valuation allowance for deferred tax assets.

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Amount of the difference between reported income tax expense (benefit) and the expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to deduction for qualified production activity.

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