Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Accrued Expenses, Current [Abstract]
Accrued compensation	$ 503	$ 271
Accrued severance costs	0	20
Accrued communication costs	176	272
Accrued professional fees	104	146
Accrued interest	181	143
Other accrued expenses	313	382
Deferred rent expense	95	75
Deferred revenue	111	76
Customer deposits	193	191
Accrued expenses and other liabilities	$ 1,676	$ 1,576