Accrued Expenses and Other Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Accrued Liabilities and Other Liabilities
Employee related expenses	$ 1,174	$ 1,232
Deferred revenue	851	520
Interest	16	1,371
Deferred rent included in accrued expenses and other liabilities	13	94
Other expenses	105	27
Total accrued expenses and other liabilities	$ 2,159	$ 3,244