Investments Investments (Continuous Unrealized Loss Positions) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Mar. 29, 2014	Mar. 30, 2013
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	$ 5,723	$ 2,957
12 Months or Longer, Fair Value	344	304
Total Fair Value	6,067	3,261
Less than 12 Months, Unrealized Losses	(275)	(127)
12 Months or Longer, Unrealized Losses	(6)	(55)
Total Unrealized Losses	(281)	(182)
U.S. Treasury and Government Agencies [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,562	1,084
12 Months or Longer, Fair Value	344	0
Total Fair Value	1,906	1,084
Less than 12 Months, Unrealized Losses	(40)	(6)
12 Months or Longer, Unrealized Losses	(6)	0
Total Unrealized Losses	(46)	(6)
Mortgage-backed securities [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	2,553	1,460
12 Months or Longer, Fair Value	0	0
Total Fair Value	2,553	1,460
Less than 12 Months, Unrealized Losses	(149)	(108)
12 Months or Longer, Unrealized Losses	0	0
Total Unrealized Losses	(149)	(108)
States and political subdivisions [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	507
12 Months or Longer, Fair Value	0
Total Fair Value	507
Less than 12 Months, Unrealized Losses	13
12 Months or Longer, Unrealized Losses	0
Total Unrealized Losses	13
Marketable equity securities [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,101	413
12 Months or Longer, Fair Value	0	304
Total Fair Value	1,101	717
Less than 12 Months, Unrealized Losses	(73)	(13)
12 Months or Longer, Unrealized Losses	0	(55)
Total Unrealized Losses	$ (73)	$ (68)