Common Stock And Dividends (Narrative) (Details) - $ / shares	12 Months Ended
	Jan. 01, 2016	Jan. 31, 2016	Jan. 02, 2015
Dividends Payable [Line Items]
Class A common stock, shares authorized	600,000,000		600,000,000
Class A common stock, par value	$ 0.01		$ 0.01
Preferred Stock Shares Authorized	2,000,000		2,000,000
Preferred stock, par value	$ 0.01		$ 0.01
Preferred Stock Shares Outstanding	0		0
Dividend declared date	Jan. 31, 2016
Dividend record date	Feb. 16, 2016
Dividend payable date	Feb. 26, 2016
Subsequent Event [Member]
Dividends Payable [Line Items]
Dividends declared and payable, amount per share		$ 0.12