Litigation, Commitments, Contingencies and Leases (Details) - USD ($)	3 Months Ended		6 Months Ended		12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015	Jun. 30, 2016	Jun. 30, 2015
Operating Leases [Abstract]
2017 (remaining 6 months)	$ 3,800,000		$ 3,800,000
2018	6,745,000		6,745,000
2019	5,284,000		5,284,000
2020	3,872,000		3,872,000
2021	2,098,000		2,098,000
Thereafter	2,194,000		2,194,000
Total minimum lease payments	23,993,000		23,993,000
Minimum sublease rentals under noncancelable sublease	1,700,000		1,700,000
Rent expense	1,400,000	$ 1,300,000	2,900,000	$ 2,500,000
Purchase commitments [Abstract]
Purchase commitment with contract manufacturers	9,800,000		9,800,000		$ 15,400,000
Outstanding letters of credit	$ 635,000		$ 635,000
Maximum [Member]
Income Tax Contingency [Line Items]
Calendar year for withholding tax audit			2012
Minimum [Member]
Income Tax Contingency [Line Items]
Calendar year for withholding tax audit			2008
Internal Revenue Service (IRS) [Member]
Income Tax Contingency [Line Items]
Potential liability for withholding tax audit						$ 2,000,000
Estimated interest and penalties						1,300,000
Accrued liability for withholding tax audit			$ (11,000)		$ 100,000	$ 1,100,000
Contingencies final settlement amount			$ 1,200,000