Total Gains (Losses) on Assets and Liabilities Measured on Fair Values on Non-Recurring Basis (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets and liabilities, gains (losses)	$ (754)	$ 868
Loans Held For Sale | Continuing Operations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets and liabilities, gains (losses)		2,776
Loans Held For Sale | Discontinued Operations
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets and liabilities, gains (losses)		(1,062)
Common Stock
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets and liabilities, gains (losses)	(581)
Real Estate Owned, Net
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets and liabilities, gains (losses)	(173)	(725)
Commercial and Commercial Real Estate
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Fair value of assets and liabilities, gains (losses)		$ (121)