Stockholders' Equity (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 25, 2017	Mar. 02, 2017
Stockholders' Equity Attributable to Parent [Abstract]
Stock Repurchase Program, Authorized Amount		$ 25.0	$ 30.0
Stock Repurchased During Period, Shares	13.3
Stock Repurchased During Period, Value	$ 30.0
Treasury Stock Acquired, Average Cost Per Share	$ 2.25