9. Prepaid Expenses and Other (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Deferred Costs, Capitalized, Prepaid, and Other Assets Disclosure [Abstract]
Current prepaid rent	$ 322	$ 322
Prepaid commissions	394	308
Other	478	402
Total current prepaids	1,194	1,032
Long-term prepaid rent	215	376
Total prepaid and other	$ 1,409	$ 1,408