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Business and Product Line Acquisitions - Additional Information (Detail) - USD ($) |  |  |  | 6 Months Ended
--- | --- | --- | --- | ---
Sep. 04, 2018 | Aug. 01, 2018 | Sep. 01, 2017 | Nov. 30, 2018
Minimum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life |  |  |  | 5 years
Maximum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life |  |  |  | 25 years
The University of Queensland Animal Genetics Laboratory |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Consideration for purchase of business |  |  | $ 2,063,000 |
Cash consideration for purchase of business |  |  | 468,000 |
Purchase price allocation for inventory |  |  | 19,000 |
Purchase price allocation for land, property and equipment |  |  | 419,000 |
Purchase price allocation for non-current liabilities |  |  | 1,629,000 |
Purchase price allocation for intangible assets |  |  | $ 902,000 |
The University of Queensland Animal Genetics Laboratory | Minimum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life |  |  | 5 years |
The University of Queensland Animal Genetics Laboratory | Maximum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life |  |  | 15 years |
Clarus Labs Inc. |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash consideration for purchase of business |  | $ 4,204,000 |  |
Purchase price allocation for inventory |  | 32,000 |  |
Purchase price allocation for land, property and equipment |  | 120,000 |  |
Purchase price allocation for intangible assets |  | 1,100,000 |  |
Contingent consideration potential payment |  | 1,300,000 |  |
Purchase price allocation for accounts payable |  | 53,000 |  |
Allocation of purchase price for contingent consideration potential payment |  | 1,256,000 |  |
Purchase price allocation for deferred tax liability |  | 426,000 |  |
Purchase price allocation for non-amortizable intangible assets |  | $ 750,000 |  |
Clarus Labs Inc. | Minimum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life |  | 5 years |  |
Clarus Labs Inc. | Maximum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life |  | 15 years |  |
Livestock Genetic Services LLC |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Cash consideration for purchase of business | $ 1,100,000 |  |  |
Purchase price allocation for intangible assets | 860,000 |  |  |
Contingent consideration potential payment | 385,000 |  |  |
Allocation of purchase price for contingent consideration potential payment | 385,000 |  |  |
Cash paid for purchase of business | 700,000 |  |  |
Cash payable to former owner for purchase of business | $ 400,000 |  |  |
Cash payable to former owner for purchase of business, due date | Sep. 01, 2019 |  |  |
Purchase price allocation for office equipment | $ 15,000 |  |  |
Livestock Genetic Services LLC | Minimum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life | 5 years |  |  |
Livestock Genetic Services LLC | Maximum |  |  |  |
Business Acquisition [Line Items] |  |  |  |
Finite lived intangible assets, useful life | 15 years |  |  |

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- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6613-128477 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 30 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=109124213&loc=d3e6578-128477 + Details
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- Definition Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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- Definition Amount of tangible personal property used to produce goods and services, including, but is not limited to, tools, dies and molds, computer and office equipment, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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- Definition Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=108330185&loc=d3e2207-128464 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=84161108&loc=d3e4845-128472 + Details
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