Selected Quarterly Financial Data (Unaudited) - Quarterly Financial Data (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended								12 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Sep. 30, 2015	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2015
Income Statement [Abstract]
NET REVENUE	$ 12,288	$ 13,699	$ 14,255	$ 13,046	$ 14,060	$ 16,205	$ 16,585	$ 16,583	$ 53,288	$ 63,433	$ 73,746
Earnings (loss) from continuing operations	(2,768)	(890)	2,949	(1,250)	(823)	(1,392)	(8,566)	(1,133)	(1,959)	(11,914)	487
Net earnings (loss)	$ (2,408)	$ (1,025)	$ 3,098	$ 3,023	$ (1,234)	$ (1,835)	$ (9,346)	$ (1,668)	$ 2,688	$ (14,083)	$ 245
Continuing operations
Basic	$ (0.30)	$ (0.10)	$ 0.31	$ (0.13)	$ (0.09)	$ (0.15)	$ (0.91)	$ (0.12)	$ (0.21)	$ (1.26)	$ 0.05
Diluted	(0.30)	(0.10)	0.31	(0.13)	(0.09)	(0.15)	(0.91)	(0.12)	(0.21)	(1.26)	0.05
Net earnings (loss):
Basic	(0.26)	(0.11)	0.33	0.32	(0.13)	(0.19)	(0.99)	(0.18)	0.29	(1.49)	0.03
Diluted	$ (0.26)	$ (0.11)	$ 0.33	$ 0.32	$ (0.13)	$ (0.19)	$ (0.99)	$ (0.18)	$ 0.29	$ (1.49)	$ 0.03
Weighted-average common shares outstanding:
NET REVENUE	$ 12,288	$ 13,699	$ 14,255	$ 13,046	$ 14,060	$ 16,205	$ 16,585	$ 16,583	$ 53,288	$ 63,433	$ 73,746
Earnings (loss) from continuing operations	$ (2,768)	$ (890)	$ 2,949	$ (1,250)	$ (823)	$ (1,392)	$ (8,566)	$ (1,133)	$ (1,959)	$ (11,914)	$ 487
Basic	9,163	9,334	9,443	9,443	9,443	9,443	9,443	9,443	9,346	9,443	9,443
Diluted	9,163	9,334	9,450	9,443	9,443	9,443	9,443	9,443	9,346	9,443	9,496
Net earnings (loss)	$ (2,408)	$ (1,025)	$ 3,098	$ 3,023	$ (1,234)	$ (1,835)	$ (9,346)	$ (1,668)	$ 2,688	$ (14,083)	$ 245