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Investments Investments (Available-for-sale Summary) (Details) - USD ($) $ in Thousands | Apr. 02, 2016 | Mar. 28, 2015
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Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | $ 15,265 |
Total Amortized Cost - Available-for-sale Securities | 22,147 | $ 20,506
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 2,630 | 913
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (530) | (136)
Total Fair Value - Available-for-sale Debt Securities | 15,403 |
Available-for-sale Securities | 24,247 | 21,283
Equity Method Investments | 14,841 | 10,636
U.S. Treasury and Government Agencies [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 1,002 | 1,952
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 0 | 1
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (3) | (5)
Total Fair Value - Available-for-sale Debt Securities | 999 | 1,948
Mortgage-backed securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 5,866 | 4,342
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 13 | 23
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (60) | (27)
Total Fair Value - Available-for-sale Debt Securities | 5,819 | 4,338
States and political subdivisions [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 7,231 | 7,190
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 239 | 245
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (49) | (12)
Total Fair Value - Available-for-sale Debt Securities | 7,421 | 7,423
Corporate debt securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Amortized Cost - Available-for sale Debt Securities | 1,166 | 1,060
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 4 | 2
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (6) | (4)
Total Fair Value - Available-for-sale Debt Securities | 1,164 | 1,058
Equity Securities [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 2,374 | 642
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | (412) | (88)
Amortized Cost - Available-for-sale Equity Securities | 5,882 | 4,962
Available-for-sale Securities, Equity Securities | 7,844 | 5,516
Certificates of Deposit [Member] |  |
Available-for-Sale Securities by Investment Category |  |
Total Amortized Cost - Available-for-sale Securities | 1,000 | 1,000
Available-for-sale Securities, Accumulated Gross Unrealized Gain, before Tax | 0 | 0
Available-for-sale Securities, Accumulated Gross Unrealized Loss, before Tax | 0 | 0
Available-for-sale Securities | $ 1,000 | $ 1,000

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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 Reference 1: 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 2: 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 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=51813488&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=49167202&loc=d3e26610-111562 + Details
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- Definition Amount before tax of unrealized gain in accumulated other comprehensive income (AOCI) on investments in debt and equity 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 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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- Definition Amount before tax of unrealized loss in accumulated other comprehensive income (AOCI) on investments in debt and equity 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 2 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=27724398&loc=d3e27161-111563 + Details
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