Note D - Fair Value Measurements (Details) - Assets and Liabilities Measured at Fair Value on a Recurring Basis (USD $) In Thousands, unless otherwise specified	Jun. 29, 2014	Mar. 30, 2014
Note D - Fair Value Measurements (Details) - Assets and Liabilities Measured at Fair Value on a Recurring Basis [Line Items]
Assets at fair value	$ 9,415	$ 11,187
Fair Value, Inputs, Level 2 [Member]
Note D - Fair Value Measurements (Details) - Assets and Liabilities Measured at Fair Value on a Recurring Basis [Line Items]
Assets at fair value	$ 9,415	$ 11,187