Note 7 - Income Taxes (Details) - Deferred Tax Assets and Liabilities (USD $) In Thousands, unless otherwise specified	May 03, 2014	Apr. 27, 2013
Deferred tax assets:
Accrued expenses and other	$ 4,126	$ 5,241
Inventory and amortizable assets	400	355
Total deferred tax assets	4,526	5,596
Deferred tax liabilities:
Property	15,616	16,159
Intangibles and other	98	99
Total deferred tax liabilities	15,714	16,258
Net deferred tax liabilities	11,188	10,662
Current deferred tax assets – net	2,685	3,665
Noncurrent deferred tax liabilities – net	$ 13,873	$ 14,327