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Investments Investments (Continuous Unrealized Loss Positions) (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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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)

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- Definition Amount of unrealized loss on securities classified as available-for-sale that have been in a loss position for twelve months or longer. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition Amount of unrealized loss on securities classified as available-for-sale. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition This item represents the aggregate fair value of investments in debt and equity securities in an unrealized loss position which are categorized neither as held-to-maturity nor trading securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition Amount of unrealized loss on investments in available-for-sale securities that have been in a loss position for less than twelve months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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- Definition This item represents the aggregate fair value of investments in debt and equity securities categorized neither as held-to-maturity nor trading securities that have been in a continuous unrealized loss position for less than twelve months. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27337-111563 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27290-111563 + Details
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