Note 4 - Restructuring (Detail) - Summary of Balance Sheet Accrual of Global Restructuring Costs (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Jan. 02, 2011
Balance	$ 4.5	$ 4.7
Amounts credited to operations - Prior Years' Plans	(0.9)
Amounts charged to operations	(0.9)	2.8	7.2
Reductions for cash payments	(1.2)	(3.0)
Balance	2.4	4.5	4.7
Prior Years' Plans [Member]
Amounts credited to operations - Prior Years' Plans	(2.9)
Amounts charged to operations		2.8
2012 Plan [Member]
Amounts charged to operations	$ 2.0