XML 74 R63.htm IDEA: XBRL DOCUMENT
v2.4.0.6

Aggregate Contractual or Notional Amounts of Derivative Financial Instruments (Detail) (IRLCs, Derivatives not designated as hedges, USD $) In Thousands, unless otherwise specified | Mar. 31, 2013 | Dec. 31, 2012 | Mar. 31, 2012
--- | --- | --- | ---
IRLCs | Derivatives not designated as hedges |  |  |
Aggregate contractual or notional amounts of derivative financial instruments |  |  |
Notional Amount | $ 14,097 | $ 14,841 | $ 11,118

X
- Definition Aggregate notional amount specified by the derivative(s). Expressed as an absolute value. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Article 12 -Section 13 -Sentence Column B + Details
Name: | invest_DerivativeNotionalAmount
Namespace Prefix: | invest_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_NotionalAmountOfDerivativesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration