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Note 12. Goodwill and Other Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Jun. 30, 2020
Goodwill
Goodwill	$ 12,011		$ 12,011		$ 12,011
Goodwill, Impaired, Accumulated Impairment Loss	(20,751)		(20,751)		(20,751)
Goodwill, Gross	32,762		32,762		32,762
Indefinite-lived Intangible Assets
Finite-Lived Intangible Assets, Gross	52,593		52,593		52,099
Finite-Lived Intangible Assets, Accumulated Amortization	34,388		34,388		32,756
Finite-Lived Intangible Assets, Net	18,205		18,205		19,343
Amortization of Intangible Assets	800	$ 800	1,600	$ 1,600
Indefinite-lived Intangible Assets (Excluding Goodwill)	0		0
Computer Software, Intangible Asset
Indefinite-lived Intangible Assets
Finite-Lived Intangible Assets, Gross	32,546		32,546		32,052
Finite-Lived Intangible Assets, Accumulated Amortization	28,405		28,405		27,851
Finite-Lived Intangible Assets, Net	4,141		4,141		4,201
Customer Relationships
Indefinite-lived Intangible Assets
Finite-Lived Intangible Assets, Gross	8,618		8,618		8,618
Finite-Lived Intangible Assets, Accumulated Amortization	2,267		2,267		2,014
Finite-Lived Intangible Assets, Net	6,351		$ 6,351		6,604
Finite-Lived Intangible Asset, Useful Life			15 years
Technology-Based Intangible Assets
Indefinite-lived Intangible Assets
Finite-Lived Intangible Assets, Gross	5,060		$ 5,060		5,060
Finite-Lived Intangible Assets, Accumulated Amortization	2,283		2,283		1,777
Finite-Lived Intangible Assets, Net	2,777		$ 2,777		3,283
Finite-Lived Intangible Asset, Useful Life			5 years
Trade Names
Indefinite-lived Intangible Assets
Finite-Lived Intangible Assets, Gross	6,369		$ 6,369		6,369
Finite-Lived Intangible Assets, Accumulated Amortization	1,433		1,433		1,114
Finite-Lived Intangible Assets, Net	$ 4,936		$ 4,936		$ 5,255
Finite-Lived Intangible Asset, Useful Life			10 years
Maximum \| Computer Software, Intangible Asset
Indefinite-lived Intangible Assets
Finite-Lived Intangible Asset, Useful Life			10 years
Minimum \| Computer Software, Intangible Asset
Indefinite-lived Intangible Assets
Finite-Lived Intangible Asset, Useful Life			3 years