Quarterly report pursuant to Section 13 or 15(d)

Loans - Changes in Servicing Assets (Detail)

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Loans - Changes in Servicing Assets (Detail) (USD $)
In Thousands, unless otherwise specified
3 Months Ended 6 Months Ended
Jun. 30, 2014
Jun. 30, 2013
Jun. 30, 2014
Jun. 30, 2013
Transfers And Servicing [Abstract]        
Balance at beginning of period $ 6,833 $ 5,542 $ 6,833  
Additions 413 1,580    
Amortization (891) (739) (891) (739)
Balance at end of period $ 6,355 $ 6,383 $ 6,355 $ 6,383