Condensed Consolidated Statement of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Deficit	Accumulated Other Comprehensive Income (Loss)
Beginning Balance (in shares) at Jun. 30, 2019		14,114,000
Beginning Balance at Jun. 30, 2019	$ 27,199	$ 1	$ 127,096	$ (99,960)	$ 62
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,276		1,276
Exercise of options (in shares)		3,000
Exercise of options	$ 11		11
Common stock issued under employee stock purchase plan (in shares)	32,000
Common stock issued under employee stock purchase plan	$ 339		339
Shares canceled or surrendered as payment of tax withholding (in shares)		(4,000)
Shares purchased as payment of tax withholding	(61)		(61)
Repurchase of company stock (in shares)		(111,000)
Repurchase of company stock	(1,393)			(1,393)
Currency translation adjustment	(16)				(16)
Net income	1,761			1,761
Ending Balance (in shares) at Sep. 30, 2019		14,034,000
Ending Balance at Sep. 30, 2019	29,624	$ 1	128,661	(99,084)	46
Beginning Balance (in shares) at Jun. 30, 2019		14,114,000
Beginning Balance at Jun. 30, 2019	27,199	$ 1	127,096	(99,960)	62
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Shares purchased as payment of tax withholding	$ (6,096)
Repurchase of company stock (in shares)	(400,000)
Currency translation adjustment	$ (30)
Net income	7,725
Ending Balance (in shares) at Mar. 31, 2020		14,295,000
Ending Balance at Mar. 31, 2020	28,598	$ 1	125,697	(97,132)	32
Beginning Balance (in shares) at Sep. 30, 2019		14,034,000
Beginning Balance at Sep. 30, 2019	29,624	$ 1	128,661	(99,084)	46
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,503		1,503
Exercise of options (in shares)		21,000
Exercise of options	54		54
Common stock issued under equity award plans (in shares)		659,000
Shares canceled or surrendered as payment of tax withholding (in shares)		(281,000)
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	(4,360)		(4,360)
Repurchase of company stock (in shares)		(140,000)
Repurchase of company stock	(2,012)			(2,012)
Currency translation adjustment	(14)				(14)
Net income	4,303			4,303
Ending Balance (in shares) at Dec. 31, 2019		14,293,000
Ending Balance at Dec. 31, 2019	29,098	$ 1	125,858	(96,793)	32
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock-based compensation	1,191		1,191
Exercise of options (in shares)		1,000
Exercise of options	$ 8		8
Common stock issued under employee stock purchase plan (in shares)	31,000
Common stock issued under employee stock purchase plan	$ 314		314
Common stock issued under equity award plans (in shares)		218,000
Shares canceled or surrendered as payment of tax withholding (in shares)		(112,000)
Share-based Payment Arrangement, Decrease for Tax Withholding Obligation	(1,674)		(1,674)
Repurchase of company stock (in shares)		(136,000)
Repurchase of company stock	(2,000)			(2,000)
Currency translation adjustment	0				0
Net income	1,661			1,661
Ending Balance (in shares) at Mar. 31, 2020		14,295,000
Ending Balance at Mar. 31, 2020	$ 28,598	$ 1	$ 125,697	$ (97,132)	$ 32