Goodwill and Intangible Assets - Narrative (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017	Jun. 30, 2018
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 36,224		$ 36,224		$ 36,224
Amortization expense	$ 700	$ 1,100	$ 1,300	$ 1,400