Investments (Details 2) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Jun. 28, 2014	Mar. 29, 2014
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	$ 3,607	$ 5,723
12 Months or Longer, Fair Value	1,923	344
Total Fair Value	5,530	6,067
Less than 12 Months, Unrealized Losses	(135)	(275)
12 Months or Longer, Unrealized Losses	(34)	(6)
Total Unrealized Losses	(169)	(281)
U.S. Treasury and Government Agencies [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	445	1,562
12 Months or Longer, Fair Value	686	344
Total Fair Value	1,131	1,906
Less than 12 Months, Unrealized Losses	(4)	(40)
12 Months or Longer, Unrealized Losses	(17)	(6)
Total Unrealized Losses	(21)	(46)
Mortgage-backed securities [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,267	2,553
12 Months or Longer, Fair Value	988	0
Total Fair Value	2,255	2,553
Less than 12 Months, Unrealized Losses	(64)	(149)
12 Months or Longer, Unrealized Losses	(11)	0
Total Unrealized Losses	(75)	(149)
States and political subdivisions [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	259	507
12 Months or Longer, Fair Value	249	0
Total Fair Value	508	507
Less than 12 Months, Unrealized Losses	(5)	(13)
12 Months or Longer, Unrealized Losses	(6)	0
Total Unrealized Losses	(11)	(13)
Corporate Debt Securities [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,028
12 Months or Longer, Fair Value	0
Total Fair Value	1,028
Less than 12 Months, Unrealized Losses	(1)
12 Months or Longer, Unrealized Losses	0
Total Unrealized Losses	(1)
Equity Securities [Member]
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	608	1,101
12 Months or Longer, Fair Value	0	0
Total Fair Value	608	1,101
Less than 12 Months, Unrealized Losses	(61)	(73)
12 Months or Longer, Unrealized Losses	0	0
Total Unrealized Losses	$ (61)	$ (73)