Fair Value - Recurring Fair Value Measurements (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Jun. 30, 2021
Assets
Trading Securities: Mutual funds in nonqualified SERP	$ 13,839	$ 14,049
Fair Value, Measurements, Recurring
Assets
Total assets at fair value	36,482	34,311
Liabilities
Contingent earn-out liability	24,800	20,190
Total liabilities at fair value	25,093	20,190
Fair Value, Measurements, Recurring \| Warrant
Assets
Derivatives: Stock warrants	1,500	1,500
Fair Value, Measurements, Recurring \| Foreign Exchange Contract
Liabilities
Derivatives: Interest rate swap	293
Fair Value, Measurements, Recurring \| Money Market Funds
Assets
Cash equivalents: Money market funds	21,143	18,762
Fair Value, Measurements, Recurring \| Mutual Fund
Assets
Trading Securities: Mutual funds in nonqualified SERP	13,839	14,049
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1
Assets
Total assets at fair value	34,982	32,811
Liabilities
Contingent earn-out liability	0	0
Total liabilities at fair value	0	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1 \| Warrant
Assets
Derivatives: Stock warrants	0	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1 \| Foreign Exchange Contract
Liabilities
Derivatives: Interest rate swap	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1 \| Money Market Funds
Assets
Cash equivalents: Money market funds	21,143	18,762
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1 \| Mutual Fund
Assets
Trading Securities: Mutual funds in nonqualified SERP	13,839	14,049
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Assets
Total assets at fair value	0	0
Liabilities
Derivatives: Interest rate swap	293
Contingent earn-out liability	0	0
Total liabilities at fair value	293	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2 \| Warrant
Assets
Derivatives: Stock warrants	0	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2 \| Money Market Funds
Assets
Cash equivalents: Money market funds	0	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2 \| Mutual Fund
Assets
Trading Securities: Mutual funds in nonqualified SERP	0	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Assets
Total assets at fair value	1,500	1,500
Liabilities
Contingent earn-out liability	24,800	20,190
Total liabilities at fair value	24,800	20,190
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3 \| Warrant
Assets
Derivatives: Stock warrants	1,500	1,500
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3 \| Foreign Exchange Contract
Liabilities
Derivatives: Interest rate swap	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3 \| Money Market Funds
Assets
Cash equivalents: Money market funds	0	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3 \| Mutual Fund
Assets
Trading Securities: Mutual funds in nonqualified SERP	$ 0	$ 0

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Fair value portion of probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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Amount of liability recognized arising from contingent consideration in a business combination.

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Amount of short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation.

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Fair value of financial and nonfinancial obligations.

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