Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs (USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2013	Dec. 31, 2012
Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs [Line Items]
Restructuring Balance	$ 43	$ 205
Provision	49
Payment and Other Adjustment	211
Employee Severance [Member]
Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs [Line Items]
Restructuring Balance	43	181
Provision	40
Payment and Other Adjustment	178
Other Fees [Member]
Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs [Line Items]
Restructuring Balance		24
Provision	9
Payment and Other Adjustment	$ 33