Consolidated Statements Of Shareholders' Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Additional Paid-In Capital [Member]	Retained Earnings (Deficit) [Member]
Beginning balance at Jun. 30, 2018		$ 96	$ (2,098)	$ 48,110	$ 567
Other comprehensive loss	$ (859)
Stock-based compensation				533
Stock plans				272
Adoption of ASC 606 - modified retrospective transition method | ASC 606 [Member]					2,049
Net (Loss) Income	1,561
Ending balance at Mar. 31, 2019	50,231	96	(2,957)	48,915	4,177
Beginning balance at Dec. 31, 2018		96	(2,864)	48,753	5,179
Other comprehensive loss	(93)
Stock-based compensation				39
Stock plans				123
Net (Loss) Income	(1,002)
Ending balance at Mar. 31, 2019	50,231	96	(2,957)	48,915	4,177
Beginning balance at Jun. 30, 2019	41,926	97	(3,079)	49,083	(4,175)
Other comprehensive loss	(533)
Stock-based compensation				359
Stock plans				153
Net (Loss) Income	(2,559)
Ending balance at Mar. 31, 2020	39,346	97	(3,612)	49,595	(6,734)
Beginning balance at Dec. 31, 2019		97	(3,395)	49,441	(2,798)
Other comprehensive loss	(217)
Stock-based compensation				66
Stock plans				88
Net (Loss) Income	(3,936)
Ending balance at Mar. 31, 2020	$ 39,346	$ 97	$ (3,612)	$ 49,595	$ (6,734)