Quarterly report pursuant to Section 13 or 15(d)

Available For Sale ("AFS") Securities (Details)

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Available For Sale ("AFS") Securities (Details) - USD ($)
$ in Thousands
6 Months Ended 12 Months Ended
Jun. 30, 2015
Jun. 30, 2014
Dec. 31, 2014
Mar. 31, 2014
Schedule of Available-for-sale Securities [Line Items]        
Net proceeds from sale of available for sale securities $ 0 $ 583    
Gain on sale of available-for-sale securities     $ 100  
Common Stock        
Schedule of Available-for-sale Securities [Line Items]        
AFS securities       $ 600
Gross unrealized gains       $ 100
Net proceeds from sale of available for sale securities     $ 600