Summary of Significant Accounting Policies and New Accounting Pronouncements - Accounting Standard Updates (Details) - USD ($) $ in Thousands	Jun. 30, 2016	Jun. 30, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total current assets	$ 248,245	$ 234,303
Deferred income tax assets	26,239	$ 18,924
Accounting Standards Update 2015-17
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred income tax assets	0
Total current assets	234,303
Deferred income tax assets	18,924
Accounting Standards Update 2015-17 | Scenario, Previously Reported
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred income tax assets	16,057
Total current assets	250,360
Deferred income tax assets	2,867
Accounting Standards Update 2015-17 | Adjustment
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred income tax assets	(16,057)
Total current assets	(16,057)
Deferred income tax assets	$ 16,057