Schedule II - Valuation and Qualifying Accounts (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Allowance for doubtful accounts
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	$ 896	$ 1,586	$ 2,564
Charged to costs and expenses	208	791	51
Charged to other accounts	54	20	330
Deductions	(222)	(1,501)	(1,359)
Balance at end of period	936	896	1,586
Valuation allowance for deferred tax assets
Movement in Valuation Allowances and Reserves [Roll Forward]
Balance at beginning of period	10,926	10,952	10,456
Charged to costs and expenses	7,484	963	1,483
Charged to other accounts	0	0	0
Deductions	(3,100)	(989)	(987)
Balance at end of period	$ 15,310	$ 10,926	$ 10,952