Accrued Expenses and Other Current Liabilities (Tables)

3 Months Ended

Mar. 31, 2015

Accrued Expenses And Other Current Liabilities [Abstract]

Schedule of Accrued Expenses and Other Current Liabilities [TableTextBlock]

	March 31,	December 31,
	2015	2014
Accrued salaries and benefits	$                 1,229	$                 1,115
Accrued severance and other charges (1)	462	602
Accrued warranty (2)	343	373
Warrant liability (3)	2,003	1,474
Accrued indemnification settlement (4)	650	650
Liability for consigned precious metals	510	565
Other	1,352	1,410
Accrued expenses and other current liabilities	$                 6,549	$                 6,189
(1) For additional information, refer to Note 6, "Severance and Other Charges".
(2) For additional information, refer to Note 7, "Accrued Warranty".
(3) For additional information, refer to Note 9, "Warrants".
(4) For additional information, refer to Note 12, "Discontinued Operations".