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Business Combinations - Additional Information (Detail) - USD ($) |  |  |  |  |  |  |  | 3 Months Ended | 9 Months Ended
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Jan. 01, 2022 | Dec. 09, 2021 | Nov. 30, 2021 | Sep. 17, 2021 | Feb. 01, 2021 | Dec. 30, 2020 | Jul. 31, 2020 | Feb. 28, 2022 | Feb. 28, 2021 | Feb. 28, 2022 | Feb. 28, 2021
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash payable to former owner for purchase of business |  |  |  |  |  | $ 8,600,000 |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  |  |  |  |  |  |  | $ 38,164,000 | $ 52,000,000
Maximum potential Payments |  |  |  | $ 6,500,000 |  |  |  |  |  |  |
Royalty Expense |  |  |  | 14,500,000 |  |  |  |  |  |  |
Income tax expense adjustment |  |  |  |  |  |  |  | $ 1,200,000 | $ 2,600,000 | $ 7,950,000 | $ 10,000,000
Restatement Adjustment [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Income tax expense adjustment | $ 120,000,000 |  |  |  |  |  |  |  |  |  |
Beef Cattle And Related Assets [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash consideration for purchase of business |  |  |  |  |  |  | $ 2,351,000 |  |  |  |
Purchase price allocation for inventory |  |  |  |  |  |  | 51,000 |  |  |  |
Purchase price allocation for intangible assets |  |  |  |  |  |  | $ 2,300,000 |  |  |  |
Finite lived intangible assets, useful life |  |  |  |  |  |  | 15 years |  |  |  |
Megazyme Ltd And Subsidiary Megazyme Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash consideration for purchase of business |  |  |  |  | $ 1,229,000 | 39,800,000 |  |  |  |  |
Contingent consideration potential payment |  |  |  |  |  | 2,500,000 |  |  |  |  |
Purchase price allocation for accounts receivable |  |  |  |  |  | 1,376,000 |  |  |  |  |
Purchase price allocation for inventory |  |  |  |  |  | 5,595,000 |  |  |  |  |
Purchase price allocation for land, property and equipment |  |  |  |  |  | 12,599,000 |  |  |  |  |
Allocation of purchase price for contingent consideration potential payment |  |  |  |  |  | 2,458,000 |  |  |  |  |
Purchase price allocation for intangible assets |  |  |  |  |  | 22,945,000 |  |  |  |  |
Purchase price allocation for accounts payable |  |  |  |  |  | 4,000 |  |  |  |  |
Purchase price allocation for deferred tax liability |  |  |  |  |  | 3,306,000 |  |  |  |  |
Purchase price allocation for other current liabilities |  |  |  |  |  | 1,815,000 |  |  |  |  |
Purchase price allocation for long-term liabilities |  |  |  |  |  | 319,000 |  |  |  |  |
Second installment paid | $ 1,120,000 |  |  |  |  |  |  |  |  |  |
Purchase price allocation for Prepaid Expenses |  |  |  |  |  | 69,000 |  |  |  |  |
Business acquisition Value of equity interest issued |  |  |  |  |  | $ 4,900,000 |  |  |  |  |
CAPInnoVet, Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price allocation for accounts receivable |  |  |  | 308,000 |  |  |  |  |  |  |
Purchase price allocation for inventory |  |  |  | 482,000 |  |  |  |  |  |  |
Purchase price allocation for intangible assets |  |  |  | 21,000,000.0 |  |  |  |  |  |  |
Purchase price allocation for accounts payable |  |  |  | 120,000 |  |  |  |  |  |  |
Purchase price allocation for other current liabilities |  |  |  | 132,000 |  |  |  |  |  |  |
Purchase price allocation for long-term liabilities |  |  |  | 13,900,000 |  |  |  |  |  |  |
Cash payable to former owner for purchase of business |  |  |  | 150,000 |  |  |  |  |  |  |
Purchase price allocation for Prepaid Expenses |  |  |  | 296,000 |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  |  |  | $ 17,900,000 |  |  |  |  |  |  |
Delf (UK) Ltd [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Cash consideration for purchase of business |  |  | $ 9,500,000 |  |  |  |  |  |  |  |
Purchase price allocation for accounts receivable |  |  | 1,059,000 |  |  |  |  |  |  |  |
Purchase price allocation for inventory |  |  | 891,000 |  |  |  |  |  |  |  |
Purchase price allocation for land, property and equipment |  |  | 152,000 |  |  |  |  |  |  |  |
Purchase price allocation for intangible assets |  |  | 2,600,000 |  |  |  |  |  |  |  |
Purchase price allocation for accounts payable |  |  | 497,000 |  |  |  |  |  |  |  |
Purchase price allocation for deferred tax liability |  |  | 669,000 |  |  |  |  |  |  |  |
Purchase price allocation for current liabilities |  |  | 378,000 |  |  |  |  |  |  |  |
Cash payable to former owner for purchase of business |  |  | 722,000 |  |  |  |  |  |  |  |
Purchase price allocation for Prepaid Expenses |  |  | $ 31,000 |  |  |  |  |  |  |  |
Genetic Veterinary Services, Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Purchase price allocation for accounts receivable |  | $ 38,000 |  |  |  |  |  |  |  |  |
Purchase price allocation for inventory |  | 523,000 |  |  |  |  |  |  |  |  |
Purchase price allocation for land, property and equipment |  | 400,000 |  |  |  |  |  |  |  |  |
Purchase price allocation for intangible assets |  | 5,000,000.0 |  |  |  |  |  |  |  |  |
Purchase price allocation for accounts payable |  | 297,000 |  |  |  |  |  |  |  |  |
Purchase price allocation for other current liabilities |  | 287,000 |  |  |  |  |  |  |  |  |
Unearned revenue liability |  | 1.6 |  |  |  |  |  |  |  |  |
Purchase price allocation for Prepaid Expenses |  | 55,000 |  |  |  |  |  |  |  |  |
Payments to Acquire Businesses, Net of Cash Acquired |  | $ 11,400,000 |  |  |  |  |  |  |  |  |
Minimum |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  |  |  |  |  |  |  |  | 5 years |
Minimum | Megazyme Ltd And Subsidiary Megazyme Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  |  |  |  | 15 years |  |  |  |  |
Minimum | CAPInnoVet, Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  |  | 15 years |  |  |  |  |  |  |
Minimum | Delf (UK) Ltd [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  | 10 years |  |  |  |  |  |  |  |
Minimum | Genetic Veterinary Services, Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  | 10 years |  |  |  |  |  |  |  |  |
Maximum |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  |  |  |  |  |  |  |  | 25 years |
Maximum | Megazyme Ltd And Subsidiary Megazyme Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  |  |  |  | 20 years |  |  |  |  |
Maximum | CAPInnoVet, Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  |  | 20 years |  |  |  |  |  |  |
Maximum | Delf (UK) Ltd [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  |  | 15 years |  |  |  |  |  |  |  |
Maximum | Genetic Veterinary Services, Inc [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Finite lived intangible assets, useful life |  | 15 years |  |  |  |  |  |  |  |  |

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- Definition Amount of expense related to royalty payments under a contractual arrangement such as payment for mineral and drilling rights and use of technology or intellectual property. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=123367319&loc=SL114868664-224227 + Details
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