Annual report pursuant to Section 13 and 15(d)

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

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Sale of Insurance Subsidiaries and Discontinued Operations - Summarized Financial Information of Discontinued Operations (Detail) - Chun Ha and All World To Chunha Holdings Corporation [Member] - USD ($)
$ in Thousands
Dec. 31, 2014
Jun. 30, 2014
Dec. 31, 2013
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Total assets   $ 5,600  
Net assets of discontinued operations   3,300  
Discontinued Operations, Disposed of by Sale [Member]      
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]      
Cash and cash equivalents   1,602  
Premises and equipment, net   90  
Other intangible assets, net   1,089  
Other assets   2,855  
Total assets $ 0 5,636 $ 5,944
Income tax payable   415  
Accrued expenses and other liabilities   1,878  
Total liabilities   2,293  
Net assets of discontinued operations $ 0 $ 3,343 $ 2,469