|
Servicing - Additional Information (Detail) (USD $)
In Millions, unless otherwise specified |
12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
|
Dec. 31, 2013
|
Dec. 31, 2012
|
Dec. 31, 2011
|
Dec. 31, 2013
Maximum [Member]
|
Dec. 31, 2012
Maximum [Member]
|
Dec. 31, 2013
Minimum [Member]
|
Dec. 31, 2012
Minimum [Member]
|
|
| Servicing Revenue And Fees [Line Items] | |||||||
| Unpaid principal balances of mortgage loans serviced for others | $ 163.4 | $ 174.3 | $ 127.4 | ||||
| Loans serviced for others | 71.2 | 80.1 | 60.6 | ||||
| Contingent liability associated with loans | $ 3.2 | $ 3.0 | $ 1.9 | ||||
| Fair value of servicing rights determined using discounts rates | 11.50% | 10.50% | 8.50% | 7.50% | |||