XML 127 R109.htm IDEA: XBRL DOCUMENT v3.8.0.1
Deposits (Details) - USD ($)
$ in Thousands
Dec. 31, 2017
Dec. 31, 2016
Disclosure of deposits from customers [Line Items]    
Deposits from customers $ 2,928,844 $ 2,802,852
Demand [Member]    
Disclosure of deposits from customers [Line Items]    
Deposits from customers 82,064 127,014
Up to 1 month [Member]    
Disclosure of deposits from customers [Line Items]    
Deposits from customers 1,147,772 1,201,328
From 1 year to 2 years [member]    
Disclosure of deposits from customers [Line Items]    
Deposits from customers 76,422 190,000
From 2 years to 5 years [member]    
Disclosure of deposits from customers [Line Items]    
Deposits from customers 147,722 47,520
From 1 month to 3 months [member]    
Disclosure of deposits from customers [Line Items]    
Deposits from customers 492,205 463,479
From 3 month to 6 months [member]    
Disclosure of deposits from customers [Line Items]    
Deposits from customers 411,159 336,627
From 6 month to 1 year    
Disclosure of deposits from customers [Line Items]    
Deposits from customers $ 571,500 $ 436,884