Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended						9 Months Ended
	Mar. 31, 2019	Dec. 31, 2018	Sep. 30, 2018	Mar. 31, 2018	Dec. 31, 2017	Sep. 30, 2017	Mar. 31, 2019	Mar. 31, 2018
Numerator
Net loss	$ 672	$ 492	$ (2,888)	$ 365	$ (413)	$ (1,977)	$ (1,724)	$ (2,025)
Income allocated to participating securities	(3)			(5)
Net income (loss) available to common stockholders	$ 669			$ 360			$ (1,724)	$ (2,025)
Denominator
Basic and diluted weighted average shares outstanding	33,600,148			33,237,552			33,510,368	33,105,174
Weighted average common shares outstanding – diluted	34,241,432			33,641,804			33,510,368	33,105,174
Earnings per share, basic and diluted
Earnings per common share – basic	$ 0.02			$ 0.01			$ (0.05)	$ (0.06)
Earnings per common share – diluted	$ 0.02			$ 0.01			$ (0.05)	$ (0.06)
Stock Options
Denominator
Effect of dilutive share-based payment arrangements (in shares)				14,197
Earnings per share, basic and diluted
Anti-dilutive shares (shares)							0	22,321
Restricted Stock Units (RSUs)
Denominator
Effect of dilutive share-based payment arrangements (in shares)	339,929			318,122
Earnings per share, basic and diluted
Anti-dilutive shares (shares)							354,176	335,869
Performance Shares
Denominator
Effect of dilutive share-based payment arrangements (in shares)	295,048			67,918
Earnings per share, basic and diluted
Anti-dilutive shares (shares)							754,331	531,178
Employee Stock Purchase Plan
Denominator
Effect of dilutive share-based payment arrangements (in shares)	6,307			4,015
Restricted Stock
Earnings per share, basic and diluted
Anti-dilutive shares (shares)	172,839			462,387