XML 59 R44.htm IDEA: XBRL DOCUMENT v3.19.1
Subsequent Acquisition - Textual (Details)
$ in Thousands
Apr. 12, 2019
USD ($)
shares
Mar. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Dec. 31, 2017
USD ($)
Business Acquisition [Line Items]        
Assets   $ 16,091,639 $ 16,543,337 $ 15,000,000
Net loans   11,681,494 11,666,572  
Deposits   $ 11,989,531 $ 12,398,752  
Reliance Bancshares, Inc. | Subsequent Event        
Business Acquisition [Line Items]        
Assets $ 17,600,000      
Net loans 12,900,000      
Deposits $ 13,100,000      
Shares issued (in shares) | shares 3,999,623      
Payments to acquire businesses, gross $ 62,700      
Series A or B Preferred Stock | Reliance Bancshares, Inc. | Subsequent Event        
Business Acquisition [Line Items]        
Shares issued, conversion ratio (in shares) 1      
Series C Preferred Stock | Reliance Bancshares, Inc. | Subsequent Event        
Business Acquisition [Line Items]        
Shares issued, conversion ratio (in shares) 1