Note 13. Fair Value - Recurring Fair Value Measurements (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Jun. 30, 2020
Recurring Fair Value Measurements:
Trading Securities: Mutual funds in nonqualified SERP	$ 13,452	$ 11,975
Fair Value, Measurements, Recurring
Recurring Fair Value Measurements:
Total assets at fair value	50,202	109,804
Contingent earn-out liability	31,790
Total liabilities at fair value	31,790
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1
Recurring Fair Value Measurements:
Total assets at fair value	47,197	103,010
Contingent earn-out liability	0
Total liabilities at fair value	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Recurring Fair Value Measurements:
Total assets at fair value	1,505	5,294
Contingent earn-out liability	0
Total liabilities at fair value	0
Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Recurring Fair Value Measurements:
Total assets at fair value	1,500	1,500
Contingent earn-out liability	31,790
Total liabilities at fair value	31,790
Warrant \| Fair Value, Measurements, Recurring
Recurring Fair Value Measurements:
Derivatives: Stock Warrants	1,500	1,500
Warrant \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1
Recurring Fair Value Measurements:
Derivatives: Stock Warrants	0	0
Warrant \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Recurring Fair Value Measurements:
Derivatives: Stock Warrants	0	0
Warrant \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Recurring Fair Value Measurements:
Derivatives: Stock Warrants	1,500	1,500
Money Market Funds \| Fair Value, Measurements, Recurring
Recurring Fair Value Measurements:
Cash equivalents	33,745	91,035
Money Market Funds \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1
Recurring Fair Value Measurements:
Cash equivalents	33,745	91,035
Money Market Funds \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Recurring Fair Value Measurements:
Cash equivalents	0	0
Money Market Funds \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Recurring Fair Value Measurements:
Cash equivalents	0	0
Certificates of Deposit
Recurring Fair Value Measurements:
Available-for-sale Securities	1,505	5,294
Certificates of Deposit \| Fair Value, Measurements, Recurring
Recurring Fair Value Measurements:
Available-for-sale Securities	1,505	5,294
Certificates of Deposit \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1
Recurring Fair Value Measurements:
Available-for-sale Securities	0	0
Certificates of Deposit \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Recurring Fair Value Measurements:
Available-for-sale Securities	1,505	5,294
Certificates of Deposit \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Recurring Fair Value Measurements:
Available-for-sale Securities	0	0
Mutual Fund \| Fair Value, Measurements, Recurring
Recurring Fair Value Measurements:
Trading Securities: Mutual funds in nonqualified SERP	13,452	11,975
Mutual Fund \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 1
Recurring Fair Value Measurements:
Trading Securities: Mutual funds in nonqualified SERP	13,452	11,975
Mutual Fund \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 2
Recurring Fair Value Measurements:
Trading Securities: Mutual funds in nonqualified SERP	0	0
Mutual Fund \| Fair Value, Measurements, Recurring \| Fair Value, Inputs, Level 3
Recurring Fair Value Measurements:
Trading Securities: Mutual funds in nonqualified SERP	$ 0	$ 0

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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-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=117815213&loc=d3e19207-110258

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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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.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Fair value, before effects of master netting arrangements, of a financial asset or other contract with one or more underlyings, notional amount or payment provision or both, and the contract can be net settled by means outside the contract or delivery of an asset. Includes assets elected not to be offset. Excludes assets not subject to a master netting arrangement.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

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Fair value of financial and nonfinancial obligations.

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Amount of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

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