CONSOLIDATED STATEMENTS OF CHANGES IN EQUITY - USD ($) $ in Thousands	Total	Parent [Member]	Common Stock	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Income (Loss) [Member]	Treasury Stock [Member]	Noncontrolling Interest [Member]
Shares issued, beginning of period at Jun. 30, 2013			29,053,301				3,482
Balance, beginning of period at Jun. 30, 2013	$ 106,897	$ 107,232	$ 2,905	$ 181,874	$ (77,405)	$ (109)	$ (33)	$ (335)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	12,010	12,051			12,051			(41)
Other comprehensive income (loss)	32	32				32
Issuance of common stock (in shares)			4,360
Issuance of common stock, amount	$ 30	30	$ 1	29
Exercise of stock options (in shares)	17,000		16,500
Exercise of stock options	$ 71	71	$ 2	69
Issuance of common stock in connection with businesses acquired (in shares)			34,066
Issuance of common stock in connection with businesses acquired	295	295	$ 3	292
Stock-based compensation (in shares)			943,999
Stock-based compensation	4,658	4,658	$ 94	4,564
Shares repurchased to settle tax withholding obligations (in shares)			(305,642)
Shares repurchased to settle tax withholding obligations	(2,270)	(2,270)	$ (31)	(2,239)
Directors' deferred compensation (in shares)			6,350
Directors' deferred compensation	45	45	$ 1	44
Tax benefit from stock-based awards	3,115	3,115		3,115
Shares issued, end of period at Jun. 30, 2014			29,752,934				3,482
Balance, end of period at Jun. 30, 2014	124,883	125,259	$ 2,975	187,748	(65,354)	(77)	$ (33)	(376)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	19,396	19,415			19,415			(19)
Other comprehensive income (loss)	$ (11)	(11)				(11)
Exercise of stock options (in shares)	77,000		76,626
Exercise of stock options	$ 369	369	$ 8	361
Issuance of common stock in connection with businesses acquired (in shares)			49,641
Issuance of common stock in connection with businesses acquired	323	323	$ 5	318
Stock-based compensation (in shares)			903,382
Stock-based compensation	5,149	5,149	$ 90	5,059
Shares repurchased to settle tax withholding obligations (in shares)			(304,450)
Shares repurchased to settle tax withholding obligations	(1,712)	(1,712)	$ (30)	(1,682)
Directors' deferred compensation (in shares)			7,377
Directors' deferred compensation	50	50	$ 1	49
Tax benefit from stock-based awards	(532)	(532)		(532)
Shares issued, end of period at Jun. 30, 2015			30,485,510				3,482
Balance, end of period at Jun. 30, 2015	147,915	148,310	$ 3,049	191,321	(45,939)	(88)	$ (33)	(395)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income	133	41			41			92
Other comprehensive income (loss)	$ 17	17				17
Exercise of stock options (in shares)	34,000		34,500
Exercise of stock options	$ 221	221	$ 3	218
Stock-based compensation (in shares)			855,808
Stock-based compensation	5,554	5,554	$ 86	5,468
Shares repurchased to settle tax withholding obligations (in shares)			(298,234)
Shares repurchased to settle tax withholding obligations	(2,965)	(2,965)	$ (30)	(2,935)
Directors' deferred compensation (in shares)			9,500
Directors' deferred compensation	88	88	$ 1	87
Acquisition of minority interest	712	(183)		(183)				895
Payments to minority interest holder	(40)							(40)
Tax benefit from stock-based awards	1,180	1,180		1,180
Shares issued, end of period at Jun. 30, 2016			31,087,084				3,482
Balance, end of period at Jun. 30, 2016	$ 152,815	$ 152,263	$ 3,109	$ 195,156	$ (45,898)	$ (71)	$ (33)	$ 552