Summary of Significant Accounting Policies - Intangibles (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2016
Intangible Assets:
Amortization expense	$ 800	$ 600	$ 2,200	$ 1,900
Goodwill	87,285		87,285		$ 87,285
Intangible assets, net	20,948		20,948		23,102
Gross Carrying Amount	42,000		42,000		42,000
Accumulated Amortization	(21,100)		(21,100)		(18,900)
Net Carrying Value	20,900		20,900		23,100
Asset Impairment Charges	0	$ 0	0	$ 0
Future amortization of intangible assets
2017	700		700
2018	2,900		2,900
2019	2,800		2,800
2020	2,700		2,700
2021	2,300		2,300
Thereafter	9,200		9,200
Trade names
Intangible Assets:
Gross Carrying Amount	17,600		17,600		17,600
Accumulated Amortization	(7,400)		(7,400)		(6,900)
Net Carrying Value	10,200		10,200		10,700
Customer and distributor relationships
Intangible Assets:
Gross Carrying Amount	20,100		20,100		20,100
Accumulated Amortization	(11,700)		(11,700)		(10,600)
Net Carrying Value	8,400		8,400		9,500
Developed technology
Intangible Assets:
Gross Carrying Amount	2,900		2,900		2,900
Accumulated Amortization	(1,600)		(1,600)		(1,200)
Net Carrying Value	1,300		1,300		1,700
Other
Intangible Assets:
Gross Carrying Amount	1,400		1,400		1,400
Accumulated Amortization	(400)		(400)		(200)
Net Carrying Value	$ 1,000		$ 1,000		$ 1,200