Summary of Significant Accounting Policies (Narratives) (Details)		3 Months Ended	12 Months Ended
	Oct. 31, 2013 USD ($)	Jun. 30, 2015 USD ($)	Jun. 30, 2016 USD ($) Distribution_Channels	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)
Significant Accounting Policies [Line Items]
Number of distribution channels | Distribution_Channels			2
Inventory, net		$ 58,014,000	$ 40,989,000	$ 58,014,000
Other-than-temporary impairment loss					$ 158,000
Long-term debt, estimated fair value		66,900,000	55,500,000	66,900,000
Goodwill acquired in period					70,900,000
Service inventory held to support customers		18,100,000	16,000,000	18,100,000
Increase (decrease) in commitment amount		(10,000,000)
Deferred financing costs		500,000		500,000	1,300,000
Amortization of deferred financing costs		400,000	500,000	400,000	200,000
Outstanding letters of credit		900,000	$ 900,000	900,000
Standard hardware warranty period (in months)			12 months
Standard software warranty period (in days)			90 days
Limited lifetime hardware warranty maximum period after end of sale of product (in years)			5 years
Advertising expenses			$ 300,000	500,000	$ 500,000
Revolving Credit Facility
Significant Accounting Policies [Line Items]
Borrowing capacity from Credit Agreement	$ 60,000,000	$ 50,000,000	$ 34,100,000	50,000,000
Credit Agreement term	5 years	5 years
Senior Secured Credit Facilities
Significant Accounting Policies [Line Items]
Borrowing capacity from Credit Agreement		$ 115,000,000		$ 115,000,000
Quarterly commitment fee percentage		0.375%
Senior Secured Credit Facilities | Federal funds effective rate
Significant Accounting Policies [Line Items]
Basis spread on variable rate		0.75%
Minimum
Significant Accounting Policies [Line Items]
Extended warranty contracts period (in years)			1 year
Minimum | Senior Secured Credit Facilities
Significant Accounting Policies [Line Items]
Quarterly commitment fee percentage		0.375%
Minimum | Purchased Software
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			1 year
Maximum
Significant Accounting Policies [Line Items]
Extended warranty contracts period (in years)			5 years
Maximum | Senior Secured Credit Facilities
Significant Accounting Policies [Line Items]
Quarterly commitment fee percentage		0.50%
Maximum | Purchased Software
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			4 years
Computer Equipment | Minimum
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			1 year
Computer Equipment | Maximum
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			4 years
Office Equipment | Minimum
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			3 years
Office Equipment | Maximum
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			7 years
Leasehold Improvements | Minimum
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			2 years
Leasehold Improvements | Maximum
Significant Accounting Policies [Line Items]
Estimated useful lives of property and equipment			10 years