Schedule of Accounts Payable and Accrued Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014
Payables And Accruals [Abstract]
Due to auction clients	$ 3,457	$ 2,353
Sales and other taxes	1,421	1,156
Remuneration and benefits	645	957
Accounting, auditing and tax consulting	128	140
Customer deposits	108	503
Due to Joint Venture partners	69	1,020
Asset liquidation expenses	246	540
Interest expense	76	94
Other	523	462
Total accounts payable and accrued liabilities	$ 6,673	$ 7,225