Income Taxes (Schedule of Tax Effects of Temporary Differences that Give Rise to the Deferred Tax Assets and Liabilities) (Detail) - USD ($) $ in Thousands	Jun. 30, 2017	Jun. 30, 2016
Deferred tax assets:
Accrued deferred compensation	$ 4,229	$ 4,122
Accrual for sales deductions not currently deductible	5,796	5,925
Additional inventoried costs for tax purposes	697	389
Allowance for doubtful accounts receivable	106	106
Depreciation and amortization	11,957	7,784
Debt issuance costs	7,611	9,462
Foreign deferred tax assets	983	1,121
Domestic net operating loss carryforwards	81	109
Foreign net operating loss carryforwards	692	685
Total gross deferred tax assets	32,152	29,703
Valuation allowances	(773)	(794)
Deferred tax assets, net	31,379	28,909
Deferred tax liabilities:
Foreign deferred tax liabilities	(65)	(27)
Goodwill	(10,244)	(7,586)
Original issue discount - convertible senior notes	(7,260)	(9,115)
Other	(1,136)	(26)
Total gross deferred tax liabilities	(18,705)	(16,754)
Net deferred tax assets	$ 12,674	$ 12,155