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Investments (Details 2) - USD ($) $ in Thousands | Oct. 01, 2016 | Apr. 02, 2016
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Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | $ 3,729 | $ 2,630
Investment Securities in a Continuous Unrealized Loss Position |  |
Less than 12 Months, Fair Value | 5,615 | 7,844
12 Months or Longer, Fair Value | 2,836 | 3,006
Total Fair Value | 8,451 | 10,850
Less than 12 Months, Unrealized Losses | 152 | 386
12 Months or Longer, Unrealized Losses | 164 | 144
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (316) | (530)
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 | 0
Investment Securities in a Continuous Unrealized Loss Position |  |
Less than 12 Months, Fair Value |  | 0
12 Months or Longer, Fair Value |  | 699
Total Fair Value |  | 699
Less than 12 Months, Unrealized Losses |  | 0
12 Months or Longer, Unrealized Losses |  | 3
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | 0 | (3)
Mortgage-backed securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 15 | 13
Investment Securities in a Continuous Unrealized Loss Position |  |
Less than 12 Months, Fair Value | 2,999 | 3,436
12 Months or Longer, Fair Value | 661 | 898
Total Fair Value | 3,660 | 4,334
Less than 12 Months, Unrealized Losses | 15 | 27
12 Months or Longer, Unrealized Losses | 32 | 33
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (47) | (60)
States and political subdivisions [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 257 | 239
Investment Securities in a Continuous Unrealized Loss Position |  |
Less than 12 Months, Fair Value | 1,340 | 1,865
12 Months or Longer, Fair Value | 1,966 | 1,257
Total Fair Value | 3,306 | 3,122
Less than 12 Months, Unrealized Losses | 21 | 29
12 Months or Longer, Unrealized Losses | 54 | 20
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (75) | (49)
Corporate Debt Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 6 | 4
Investment Securities in a Continuous Unrealized Loss Position |  |
Less than 12 Months, Fair Value | 246 | 763
12 Months or Longer, Fair Value | 0 | 0
Total Fair Value | 246 | 763
Less than 12 Months, Unrealized Losses | 3 | 6
12 Months or Longer, Unrealized Losses | 0 | 0
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (3) | (6)
Equity Securities [Member] |  |
Schedule of Available-for-sale Securities [Line Items] |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 3,451 | 2,374
Investment Securities in a Continuous Unrealized Loss Position |  |
Less than 12 Months, Fair Value | 1,030 | 1,780
12 Months or Longer, Fair Value | 209 | 152
Total Fair Value | 1,239 | 1,932
Less than 12 Months, Unrealized Losses | 113 | 324
12 Months or Longer, Unrealized Losses | 78 | 88
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | $ (191) | $ (412)

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