Accounts Receivable (Tables)

12 Months Ended

Jun. 30, 2014

Receivables [Abstract]

Schedule of accounts receivable

	2014		2013
U.S. Government contracts:
Billed	$	—	$	1,013
Unbilled		1,169		1,976
Total U.S. Government contracts	$	1,169	$	2,989
Commercial contracts:
Billed	$	99	$	2,076
Unbilled		11		252
Total commercial contracts	$	110	$	2,328
Total accounts receivable	$	1,279	$	5,317

Schedule of allowance for doubtful accounts

	2014			2013
Beginning balance	$	(58	)	$	(54	)
Provision for uncollectable accounts, net of recoveries		(35	)		(4	)
Write- off of uncollectable accounts		93			—
Ending balance	$	—		$	(58	)