Business combinations - Schedule of Asset Acquired and Liabilities Assumed, Attain (Details) - USD ($) $ in Thousands |
Mar. 01, 2021 |
Sep. 30, 2021 |
Sep. 30, 2020 |
Sep. 30, 2019 |
|---|---|---|---|---|
| Initial Allocation of Assets and Liabilities | ||||
| Goodwill | $ 1,774,406 | $ 593,129 | $ 584,469 | |
| Attain | ||||
| Initial Allocation of Assets and Liabilities | ||||
| Cash consideration paid, net of cash acquired | $ 419,097 | |||
| Accounts receivable - billed, billable and unbilled | 39,375 | |||
| Prepaid expenses and other current assets | 926 | |||
| Operating lease right-of-use assets | 24,960 | |||
| Intangible assets | 105,000 | |||
| Other assets | 74 | |||
| Total identifiable assets acquired | 170,335 | |||
| Accounts payable and other liabilities | 28,863 | |||
| Operating lease liabilities | 26,401 | |||
| Total identifiable liabilities assumed | 55,264 | |||
| Net identifiable assets acquired | 115,071 | |||
| Goodwill | 304,026 | |||
| Net assets acquired | $ 419,097 |
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- Definition Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Lease Obligation, Noncurrent No definition available.
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- Definition Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable And Other Current Liabilities No definition available.
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- Definition Business Combination, Recognized Identifiable Assets Acquired And Liabilities Assumed, Operating Lease Right Of Use Assets No definition available.
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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. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of assets acquired at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of asset related to consideration paid in advance for costs that provide economic benefits in future periods, and amount of other assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition The amount of identifiable intangible assets recognized as of the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of liabilities assumed at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Details
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