Nature of Business and Summary of Significant Accounting Policies (Details)	1 Months Ended	3 Months Ended		9 Months Ended
	Dec. 31, 2021 shares	Mar. 31, 2022 USD ($) shares	Mar. 31, 2021 USD ($)	Mar. 31, 2022 USD ($) segment shares	Mar. 31, 2021 USD ($) segment	Jun. 30, 2021 USD ($) shares	Jul. 01, 2019 USD ($)	Sep. 16, 2014 shares
Nature of Business and Summary of Significant Accounting Policies
Stock split	2
Percentage of stock dividend	100.00%
Cash and cash equivalents, short term deposits		$ 63,000		$ 63,000		$ 63,000
Stock Issued During Period, Shares, Stock Splits | shares	18,365,878
Common stock, outstanding (in shares) | shares	36,731,756	36,733,540		36,733,540		36,702,168		38,800,000
Allowance for doubtful		$ 226,000		$ 226,000		$ 226,000
Payment terms (in days)				30 and 180
Warranty term (in months)				24 to 36
Stock-Based Compensation
Number of share incentive programs				four
Stock based compensation expense		35,000	$ 84,000	$ 1,379,000	$ 272,000
Foreign currency realized/unrealized gains(loss)		0	$ 0	$ 0	$ 0
Segment Reporting
Operating segments (in segments) | segment				1	1
Leases
Lease, Practical Expedients, Package [true false]				true
Operating lease liability							$ 7,700,000
Operating lease asset		$ 7,356,000		$ 7,356,000		$ 7,373,000	$ 7,700,000