Note 18 - Equity Incentive Plans and Employee Benefits (Details) - Shares Reserved for Future Issuance	Feb. 01, 2014	Feb. 02, 2013	Jan. 28, 2012	Jan. 29, 2011
Shares Reserved for Future Issuance [Abstract]
Stock options outstanding	4,094,621	5,055,787	5,846,027	6,084,125
Authorized for future grants under stock incentive plans	1,978,874
Authorized for future issuance under stock purchase plans	311,156
Restricted stock units outstanding	468,507
Shares reserved for future issuance	6,853,158