Note 4 - Goodwill, Customer Relationships and Other Intangible Assets (Details) (USD $)	Mar. 30, 2014	Mar. 31, 2013
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill, Gross	$ 24,000,000	$ 24,000,000
Goodwill, Impaired, Accumulated Impairment Loss	22,900,000	22,900,000
Goodwill	1,126,000	1,126,000
Finite-Lived Intangible Assets, Amortization Expense, Next Twelve Months	741,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two	729,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three	729,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four	572,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five	$ 351,000