XML 70 R58.htm IDEA: XBRL DOCUMENT v3.5.0.2
Mortgage Servicing Rights - Narrative (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2016
Sep. 30, 2015
Transfers and Servicing [Abstract]      
Valuation allowance $ 1,300,000 $ 3,000,000 $ 0