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Composition of Certain Financial Statement Items (Details 2) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2013
Dec. 31, 2012
Due to auction clients $ 221 $ 2,242
Due to Joint Venture partners 469 487
Sales and other taxes 461 552
Customer deposits 862 0
Remuneration and benefits 429 373
Asset liquidation expenses 95 184
Auction expenses 172 134
Regulatory and legal fees 102 87
Accounting, auditing and tax consulting 170 170
Patent licensing and maintenance 151 9
Other 217 177
Total accounts payable and accrued liabilities $ 3,349 $ 4,415