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Commitments and Contingencies - Additional Information (Details) - USD ($) | Nov. 13, 2018 | Jul. 27, 2018 | Mar. 31, 2019 | Sep. 30, 2018
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Commitments And Contingencies [Line Items] |  |  |  |
Contingent earn-out liability |  |  | $ 12,055,000 | $ 7,713,000
Quantum |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |
Contingent earn-out liability |  | $ 7,700,000 |  |
Contingent payments earn-out period |  | 4 years |  |
Contingent payments maximum earn-out amount |  | $ 23,500,000 |  |
Optoseis Technology |  |  |  |
Commitments And Contingencies [Line Items] |  |  |  |
Contingent earn-out liability | $ 4,300,000 |  |  |
Contingent payments earn-out period | 5 years 6 months |  |  |
Contingent payments maximum earn-out amount | $ 23,200,000 |  |  |

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- Definition Business combination contingent consideration earn-out period. + References No definition available. + Details
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- Definition Commitments and contingencies. + References No definition available. + Details
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- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
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- Definition Amount of liability recognized arising from contingent consideration in a business combination, expected to be settled beyond one year or the normal operating cycle, if longer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 25 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=6911189&loc=d3e6408-128476 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 35 -Paragraph 1 -Subparagraph b -URI http://asc.fasb.org/extlink&oid=6911338&loc=d3e6819-128478 + Details
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- Details
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- Details
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