Note 9 - Acquisitions (Details) (USD $)	12 Months Ended
	Mar. 30, 2013	Mar. 31, 2012
Note 9 - Acquisitions (Details) [Line Items]
Finite-Lived Intangible Asset, Useful Life	10 years
Business Combination, Consideration Transferred	$ 7,029,000
Business Combination, Acquisition Related Costs	400,000	200,000
Earn Out Payments Related To Business Acquisitions Earned And Recorded As Compensation Expense	100,000	200,000
Fiscal Year 2013 Acquisitions [Member]
Note 9 - Acquisitions (Details) [Line Items]
Business Combination, Consideration Transferred	7,000,000
Fiscal Year 2012 Acquisitions [Member]
Note 9 - Acquisitions (Details) [Line Items]
Business Combination, Consideration Transferred		3,100,000
Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed, Goodwill		1,700,000
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Indefinite-Lived Intangible Assets		1,200,000
Less Than [Member]
Note 9 - Acquisitions (Details) [Line Items]
Business Acquisition Contingent Consideration Paid	$ 100,000