Condensed Consolidated Balance Sheets (Parentheticals) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended	4 Months Ended
	Jan. 28, 2012	Apr. 30, 2011
Assets
Trade receivables, allowances	$ 524	$ 452
Shareholders' equity:
Preferred stock, par value	$ 1	$ 1
Preferred stock, shares authorized	1,000,000	1,000,000
Preferred stock, shares issued	150,000	150,000
Preferred stock, shares outstanding	0	0
Preferred stock, dividend rate	7.00%	7.00%
Common stock, par value	$ 0.01	$ 0.01
Common stock, shares authorized	75,000,000	75,000,000
Common stock, shares issued	50,310,239	50,262,139
Treasury Stock Preferred [Member]
Treasury stock - at cost:
Treasury stock, preferred shares	150,000	150,000
Treasury Stock Common [Member]
Treasury stock - at cost:
Treasury stock, preferred shares	4,032,784	4,032,784