Trade, Other and Loans Receivable Nonaccrual Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Narrative [Abstract]
Recorded investment in accruing loans 90 days past due	$ 50	$ 52
Total loans	376	390
Commercial – owner occupied
Narrative [Abstract]
Recorded investment in accruing loans 90 days past due	0	0
Total loans	360	374
Total real estate loans
Narrative [Abstract]
Recorded investment in accruing loans 90 days past due	0	0
Total loans	360	374
Commercial and industrial
Narrative [Abstract]
Recorded investment in accruing loans 90 days past due	50	52
Total loans	$ 16	$ 16