Note 10. Fair Value - Textuals (Details) - USD ($)	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Sep. 30, 2018	Mar. 31, 2019	Jun. 30, 2018
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair Value, Transfers Between Levels, Amount	$ 0		$ 0
Fair Value, Assets, Level 2 to Level 1 Transfers, Amount	0		0
Investment in privately held company	2,000,000		2,000,000
Derivative Asset, Fair Value, Gross Asset	1,500,000		1,500,000	$ 1,500,000
Fair Value, Purchases of Level 3 Assets			0
Fair Value, Sales of Level 3 Assets			0
Contingent earn-out liability	200,000		200,000
Payment of earnout liability		$ 400,000
Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent earn-out liability	156,000		156,000	1,056,000
Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent earn-out liability	0		0	0
Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent earn-out liability	0		0	0
Fair Value, Inputs, Level 3
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Equity securities not readily marketable	500,000		500,000
Fair Value, Inputs, Level 3 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent earn-out liability	156,000		156,000	1,056,000
Warrant | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Derivative Asset, Fair Value, Gross Asset	1,500,000		1,500,000	1,500,000
Warrant | Fair Value, Inputs, Level 1 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Derivative Asset, Fair Value, Gross Asset	0		0	0
Warrant | Fair Value, Inputs, Level 2 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Derivative Asset, Fair Value, Gross Asset	0		0	0
Warrant | Fair Value, Inputs, Level 3 | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Derivative Asset, Fair Value, Gross Asset	1,500,000		1,500,000	1,500,000
Not Designated as Hedging Instrument | Other Assets | Warrant | Fair Value, Measurements, Recurring
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Derivative Asset, Fair Value, Gross Asset	1,500,000		1,500,000	1,500,000
D'style
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Contingent earn-out liability	200,000	$ 700,000	$ 200,000	$ 1,100,000
Selling and Administrative Expenses
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis
Fair value adjustment of earnout liability	$ 300,000