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Fair Value - Fair Value Measurements Using Significant Unobservable Inputs (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Nov. 30, 2021
Nov. 30, 2021
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]    
Financial liabilities, beginning balance $ 15,936 $ 15,741
Change in present value of contingent consideration 609 804
Financial liabilities, ending balance 16,540 16,540
Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Currency Gain (Loss) From Remeasurement $ (5) $ (5)