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Selected Financial Statement Data - Accrued Expenses (Details) - USD ($) $ in Thousands | Apr. 27, 2019 | Apr. 28, 2018
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Selected Financial Statement Data [Abstract] |  |
Compensation | $ 12,766 | $ 12,841
Taxes, other than income taxes | 2,685 | 2,907
Accrued employee benefits | 3,046 | 2,829
Short-term accrued expenses | 8,520 | 6,437
Claims liabilities | 2,685 | 2,711
Acquisition-related contingency consideration | 2,359 | 808
Accrued expenses | $ 32,061 | $ 28,533

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- Definition Carrying value as of the balance sheet date of obligations incurred and payable for real and property taxes. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 720 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6419918&loc=d3e35281-107843 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=82887183&loc=d3e6935-107765 + Details
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