Long-Term Debt - Summary of Line Items Impacted by the Adoption of ASU 2016-3 (Detail) - USD ($) $ in Thousands	Mar. 31, 2017	Jun. 30, 2016	Mar. 31, 2016
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expense and other current assets	$ 2,784	$ 2,768
Total current assets	23,492	17,892
Other noncurrent assets	908	732
Total noncurrent assets	3,958	13,219
Total Assets	38,133	44,105	$ 44,919
Current maturities of long-term debt	503	7,473
Total current liabilities	6,640	20,051
Long-term debt	6,327	2,979
Total long-term liabilities	7,489	4,565
Total Liabilities and Shareholders' Equity	$ 38,133	44,105
As Originally Reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expense and other current assets		2,777
Total current assets		17,901
Other noncurrent assets		1,459
Total noncurrent assets		13,946
Total Assets		44,841
Current maturities of long-term debt		8,012
Total current liabilities		20,590
Long-term debt		3,176
Total long-term liabilities		4,762
Total Liabilities and Shareholders' Equity		44,841
Adjustments for the Adoption of ASU 2015-3 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Prepaid expense and other current assets		(9)
Total current assets		(9)
Other noncurrent assets		(727)
Total noncurrent assets		(727)
Total Assets		(736)
Current maturities of long-term debt		(539)
Total current liabilities		(539)
Long-term debt		(197)
Total long-term liabilities		(197)
Total Liabilities and Shareholders' Equity		$ (736)