XML 152 R140.htm IDEA: XBRL DOCUMENT v3.19.2
SECURITIES SOLD UNDER AGREEMENTS TO REPURCHASE - Repurchase Agreements Grouped by Counterparty (Detail) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2019
Dec. 31, 2018
Repurchase Agreement Counterparty [Line Items]    
Securities Sold Under Agreements To Repurchase $ 100,000 $ 150,086
Jp Morgan Chase [Member]    
Repurchase Agreement Counterparty [Line Items]    
Securities Sold Under Agreements To Repurchase $ 100,000  
Weighted-Average Maturity 31 months