XML 81 R65.htm IDEA: XBRL DOCUMENT v3.8.0.1
Securities Available-for-Sale - Gross and Net Realized Gains and Losses on Sale of Securities (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2017
Dec. 31, 2016
Dec. 31, 2015
Investments, Debt and Equity Securities [Abstract]      
Gross realized gains $ 3,986 $ 0 $ 0
Gross realized losses (986) 0 (34)
Net Realized (Losses) Gains $ 3,000 $ 0 $ (34)