Note 10 - Stockholders' Equity (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2012	Jan. 01, 2012
Dividends, Common Stock, Cash (in Dollars)	$ 7.6	$ 3.8
Common Class A [Member]
Common Stock, Shares Authorized	100,000,000
Common Class B [Member]
Common Stock, Shares Authorized	10,000,000