Annual report pursuant to Section 13 and 15(d)

Sale of Insurance Subsidiaries and Discontinued Operations - Additional Information (Detail)

v3.3.1.900
Sale of Insurance Subsidiaries and Discontinued Operations - Additional Information (Detail)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Jun. 30, 2014
USD ($)
Subsidiary
Installment
$ / shares
Dec. 31, 2015
USD ($)
Sep. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
Mar. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Sep. 30, 2014
USD ($)
Jun. 30, 2014
USD ($)
Mar. 31, 2014
USD ($)
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
$ / shares
Dec. 31, 2013
USD ($)
$ / shares
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                        
Gain on disposal $ 51                      
Capital gain tax 470                      
Noninterest (loss) income (14)                      
Income tax benefit from operating loss 11                      
Net (loss) income from discontinued operations $ (444) $ 0 $ 0 $ 0 $ 0 $ 0 $ 0 $ (467) $ 23 $ 0 $ (444) $ 73
Income from discontinued operation per diluted share (in usd per share) | $ / shares $ (0.01)                   $ (0.01) $ 0.00
Noninterest income   12,056 13,561 11,135 10,850 8,984 21,611 5,487 6,214 47,602 $ 42,296 $ 27,900
Noninterest expense   $ 28,186 $ 28,723 $ 27,028 $ 31,391 $ 36,799 $ 25,590 18,174 $ 18,108 115,328 98,671 $ 70,441
Chun Ha and All World To Chunha Holdings Corporation [Member]                        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                        
Number of subsidiaries sold | Subsidiary 2                      
Total assets $ 5,600             5,600        
Net assets of discontinued operations 3,300             3,300        
Total sale price 3,500             3,500        
Sale consideration received                   $ 2,000    
Consideration due $ 1,500             $ 1,500        
Number of installments payable | Installment 3                      
Discontinued operations [Member]                        
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]                        
Noninterest income                     2,700  
Noninterest expense                     $ 2,700