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ACQUISITIONS (Details) £ in Thousands |  | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | ---
Nov. 29, 2019 GBP (£) | Nov. 29, 2019 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2019 USD ($) | Jun. 30, 2020 USD ($) | Jun. 30, 2019 USD ($) | Sep. 30, 2019 USD ($)
Business Acquisition [Line Items] |  |  |  |  |  |  |
Goodwill | $ |  |  | $ 439,667,000 |  | $ 439,667,000 |  | $ 437,067,000
Acquisition related costs | $ |  |  | $ 0 | $ 0 | $ 2,960,000 | $ 0 |
Vatre Group Limited |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |
Percentage of outstanding stock acquired | 100.00% |  |  |  |  |  |
Business combination, consideration transferred | £ 8,750 | $ 10,500,000 |  |  |  |  |
Goodwill | 2,418 |  |  |  |  |  |
Intangible assets | 3,454 |  |  |  |  |  |
Inventory | 2,914 |  |  |  |  |  |
Accounts receivable and other assets | 2,492 |  |  |  |  |  |
Accounts payable and accrued liabilities | £ 2,734 |  |  |  |  |  |

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