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Investments (Details 1) (USD $) In Thousands, unless otherwise specified | 9 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 28, 2013 | Mar. 30, 2013
Available-for-Sale Securities by Investment Category |  |
Total Amortized Cost - Available-for-sale Securities | $ 19,085 | $ 17,159
Gross Unrealized Gains | 704 | 721
Gross Unrealized Losses | (452) | (182)
Total Fair Value - Available-for-sale Debt Securities | 13,737 | 12,375
Total Fair Value - Available-for-sale Securities | 19,337 | 17,698
U.S. Treasury and Government Agencies [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 2,324 | 2,682
Gross Unrealized Gains | 3 | 11
Gross Unrealized Losses | (95) | (6)
Total Fair Value - Available-for-sale Debt Securities | 2,232 | 2,687
Mortgage-backed securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 3,966 | 5,226
Gross Unrealized Gains | 12 | 21
Gross Unrealized Losses | (248) | (108)
Total Fair Value - Available-for-sale Debt Securities | 3,730 | 5,139
States and political subdivisions [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 5,934 | 1,681
Gross Unrealized Gains | 36 | 32
Gross Unrealized Losses | (37) | 0
Total Fair Value - Available-for-sale Debt Securities | 5,933 | 1,713
Corporate debt securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 1,811 | 2,788
Gross Unrealized Gains | 31 | 48
Gross Unrealized Losses | 0 | 0
Total Fair Value - Available-for-sale Debt Securities | 1,842 | 2,836
Marketable equity securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for-sale Equity Securities | 5,050 | 4,782
Gross Unrealized Gains | 622 | 609
Gross Unrealized Losses | (72) | (68)
Total Fair Value - Available-for-sale Equity Securities | $ 5,600 | $ 5,323

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- Definition This item represents the cost of debt securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition This item represents the cost of equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments for other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References No definition available. + Details
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- Definition Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27232-111563 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 + Details
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- Definition This item represents the cost of debt and equity securities, which are categorized neither as held-to-maturity nor trading, net of adjustments including accretion, amortization, collection of cash, previous other-than-temporary impairments recognized in earnings (less any cumulative-effect adjustments recognized, as defined), and fair value hedge accounting adjustments, if any. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.2) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount of debt securities categorized neither as held-to-maturity nor trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (aa) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -Subparagraph (b)-(g) -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 + Details
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- Definition Amount of equity securities categorized neither as held-to-maturity nor as trading. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 25 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28360136&loc=d3e22054-111558 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6871852&loc=d3e26610-111562 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 320 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6957658&loc=d3e62557-112803 + Details
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- Definition Amount of unrealized gain before deducting unrealized loss on investments in debt and equity securities classified as available-for-sale securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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