Investments (Details 2) (USD $)	Dec. 27, 2014	Mar. 29, 2014
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	$ 866,000	$ 951,000
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	7,803,000	5,723,000
12 Months or Longer, Fair Value	1,641,000	344,000
Total Fair Value	9,444,000	6,067,000
Less than 12 Months, Unrealized Losses	202,000	275,000
12 Months or Longer, Unrealized Losses	46,000	6,000
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	(248,000)	(281,000)
U.S. Treasury and Government Agencies [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	0	1,000
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,247,000	1,562,000
12 Months or Longer, Fair Value	693,000	344,000
Total Fair Value	1,940,000	1,906,000
Less than 12 Months, Unrealized Losses	2,000	40,000
12 Months or Longer, Unrealized Losses	10,000	6,000
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	(12,000)	(46,000)
Mortgage-backed securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	18,000	13,000
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,151,000	2,553,000
12 Months or Longer, Fair Value	339,000	0
Total Fair Value	1,490,000	2,553,000
Less than 12 Months, Unrealized Losses	3,000	149,000
12 Months or Longer, Unrealized Losses	25,000	0
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	(28,000)	(149,000)
States and political subdivisions [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	251,000	155,000
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,747,000	507,000
12 Months or Longer, Fair Value	509,000	0
Total Fair Value	2,256,000	507,000
Less than 12 Months, Unrealized Losses	8,000	13,000
12 Months or Longer, Unrealized Losses	9,000	0
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	(17,000)	(13,000)
Corporate Debt Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	5,000	24,000
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,764,000
12 Months or Longer, Fair Value	0
Total Fair Value	1,764,000
Less than 12 Months, Unrealized Losses	1,000
12 Months or Longer, Unrealized Losses	0
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	(1,000)	0
Equity Securities [Member]
Schedule of Available-for-sale Securities [Line Items]
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax	592,000	758,000
Investment Securities in a Continuous Unrealized Loss Position
Less than 12 Months, Fair Value	1,894,000	1,101,000
12 Months or Longer, Fair Value	100,000	0
Total Fair Value	1,994,000	1,101,000
Less than 12 Months, Unrealized Losses	188,000	73,000
12 Months or Longer, Unrealized Losses	2,000	0
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax	$ (190,000)	$ (73,000)