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Acquisitions - Additional Information (Detail) (USD $) | 12 Months Ended | 1 Months Ended | 12 Months Ended | 1 Months Ended
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Jun. 30, 2013 Non-compete agreement | Jun. 30, 2011 Boston Biochem | Apr. 01, 2011 Boston Biochem Developed technology | Apr. 01, 2011 Boston Biochem Trade names | Apr. 01, 2011 Boston Biochem Non-compete agreement | Apr. 01, 2011 Boston Biochem Customer relationships | Jun. 30, 2011 Tocris | Apr. 28, 2011 Tocris Developed technology | Apr. 28, 2011 Tocris Trade names | Apr. 28, 2011 Tocris Customer relationships
Business Acquisition [Line Items] |  |  |  |  |  |  |  |  |  |
Acquired intangible assets |  |  | $ 1,900,000 | $ 1,700,000 | $ 400,000 | $ 300,000 |  | $ 25,300,000 | $ 16,500,000 | $ 6,600,000
Acquired intangible assets, useful life (in years) | 5 years |  | 12 years | 12 years | 5 years | 12 years |  | 15 years | 10 years | 13 years
Business acquisition, transaction costs |  | $ 148,000 |  |  |  |  | $ 1,600,000 |  |  |

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- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -URI http://asc.fasb.org/extlink&oid=21917927&loc=d3e1043-128460 + Details
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6910749&loc=d3e4845-128472 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -URI http://asc.fasb.org/extlink&oid=25498275&loc=d3e2207-128464 + Details
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- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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