Note N - Long-term Debt - Summary of Redemption Features (Details)	6 Months Ended
	Sep. 24, 2017
Debt Instrument, Redemption, Period One [Member]
Debt instrument, redemption price, percentage	103.313%
Debt Instrument, Redemption, Period Two [Member]
Debt instrument, redemption price, percentage	101.656%
Debt Instrument, Redemption, Period Three [Member]
Debt instrument, redemption price, percentage	100.00%