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Fair value measurement - Summary of assets and liabilities, measured or disclosed at fair value (Detail) - AUD ($) $ in Thousands | Jun. 30, 2021 | Jun. 30, 2020
--- | --- | ---
Disclosure of fair value measurement of assets [line items] |  |
Contingent Consideration | $ 8,927 | $ 458
Total liabilities | 20,237 | 8,938
At fair value [member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Contingent Consideration | 1,015 | 1,845
Total liabilities | 1,015 | 1,845
At fair value [member] | Level 3 [member] |  |
Disclosure of fair value measurement of assets [line items] |  |
Contingent Consideration | 1,015 | 1,845
Total liabilities | $ 1,015 | $ 1,845

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