Note 8. Derivative Instruments - Fair Values of Derivative Instruments on the Consolidated Balance Sheet (Details) - USD ($) $ in Thousands	Dec. 31, 2018	Jun. 30, 2018
Derivatives, Fair Value
Derivative Asset	$ 2,269	$ 1,713
Derivative Liability	704	1,867
Foreign Exchange Contract | Fair Value, Measurements, Recurring
Derivatives, Fair Value
Derivative Asset	2,269	1,713
Derivative Liability	704	1,867
Designated as Hedging Instrument | Foreign Exchange Contract | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value
Derivative Asset	1,116	758
Designated as Hedging Instrument | Foreign Exchange Contract | Accrued Liabilities
Derivatives, Fair Value
Derivative Liability	595	1,857
Not Designated as Hedging Instrument | Foreign Exchange Contract | Prepaid Expenses and Other Current Assets
Derivatives, Fair Value
Derivative Asset	1,153	955
Not Designated as Hedging Instrument | Foreign Exchange Contract | Accrued Liabilities
Derivatives, Fair Value
Derivative Liability	$ 109	$ 10