Quarterly report pursuant to Section 13 or 15(d)

LOANS (Additional Information) (Detail)

v2.4.1.9
LOANS (Additional Information) (Detail) (USD $)
In Millions, unless otherwise specified
3 Months Ended 12 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Dec. 31, 2014
Troubled Debt Restructuring Debtor Current Period [Line Items]      
Troubled Debt Restructurings $ 8.3us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 $ 13.5us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2 $ 9.0us-gaap_FinancingReceivableModificationsPostModificationRecordedInvestment2
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down 1.2us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown 2.1us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown 1.0us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown
Payments of Debt Restructuring Costs   $ 4.1us-gaap_PaymentsOfDebtRestructuringCosts