Prepaid Expenses and Other Current Assets (Tables)

12 Months Ended

Dec. 31, 2012

Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]

Prepaid Expenses and Other Current Assets

Prepaid expenses and other current assets consisted of the following at December 31, 2012 and 2011 (in thousands):

	2012		2011
Inventory	$	37	$	—
Income tax receivable	83		—
Prepaid maintenance contracts	170		146
Deferred installation costs	49		54
Prepaid insurance	65		34
Prepaid rent	—		—
Other prepaid expenses	130		96
Retention bonuses in escrow	363		—
	$	897	$	330