Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2013	Dec. 31, 2012
Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs [Line Items]
Restructuring Balance	$ 88	$ 205
Provision	49
Payment and Other Adjustment	166
Employee Severance [Member]
Plan of Restructuring (Details) - Amounts expensed and paid for restructuring costs [Line Items]
Restructuring Balance	88	181
Provision	40
Payment and Other Adjustment	133
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