Summary of Significant Accounting Policies (Tables)

12 Months Ended

Jun. 30, 2012

Summary of Significant Accounting Policies [Abstract]

Allowance for doubtful accounts activity

	Amount
Balance at June 30, 2010	$	403
Provision for doubtful accounts		51
Write-offs		(103	)
Balance at June 30, 2011	$	351
Provision for doubtful accounts		60
Write-offs		(19	)
Balance at June 30, 2012	$	392

Warranty reserve, provisions and claims

	Amount
Balance at June 30, 2010	$	116
Provision		159
Claims		(205	)
Balance at June 30, 2011	$	70
Provision		297
Claims		(264	)
Balance at June 30, 2012	$	103

Assets are measured on a recurring basis

	Conversion Option
Balance at June 30, 2010	$	388
Issuance of convertible notes		1,715
Conversion of convertible notes		(1,669	)
Change in conversion option valuation		491
Balance at June 30, 2011	$	925
Issuance of convertible notes		295
Conversion of convertible notes		(182	)
Change in conversion option valuation		(554	)
Balance at June 30, 2012	$	484