XML 151 R95.htm IDEA: XBRL DOCUMENT v2.4.1.9
Loans and Allowance for Loan Losses Summary of Loans Modified in Troubled Debt Restructurings ("TDRs") by Portfolio Segment and Class of Financing Receivables (Detail) (USD $)
 12 Months Ended
Dec. 31, 2014
troubled_debt_restructuring
Dec. 31, 2013
troubled_debt_restructuring
Dec. 31, 2012
Financing Receivable, Modifications [Line Items]      
Financing Receivables, Impaired, Troubled Debt Restructuring, Write-down $ 0us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown $ 11,100,000us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown $ 14,300,000us-gaap_FinancingReceivablesImpairedTroubledDebtRestructuringWriteDown
Financing Receivable, Modifications, Subsequent Default, Number of Contracts 7us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1 18us-gaap_FinancingReceivableModificationsSubsequentDefaultNumberOfContracts1  
Loans modified in TDRs 7,151,000us-gaap_FinancingReceivableModificationsRecordedInvestment 22,433,000us-gaap_FinancingReceivableModificationsRecordedInvestment  
Loans modified in TDRs during the period 2,738,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod [1] 13,848,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod [1] 28,723,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod [1]
Software and internet      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 3,784,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_SoftwareFinancingReceivableMember		 5,860,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_SoftwareFinancingReceivableMember		  
Loans modified in TDRs during the period 1,033,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_SoftwareFinancingReceivableMember		 4,932,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_SoftwareFinancingReceivableMember		 1,939,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_SoftwareFinancingReceivableMember
Hardware      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 1,118,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_HardwareFinancingReceivableMember		 13,329,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_HardwareFinancingReceivableMember		  
Loans modified in TDRs during the period 1,118,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_HardwareFinancingReceivableMember		 8,143,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_HardwareFinancingReceivableMember		 20,514,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_HardwareFinancingReceivableMember
Venture capital/private equity      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 0us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PrivateEquityAndVentureCapitalFinancingReceivableMember		 77,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PrivateEquityAndVentureCapitalFinancingReceivableMember		  
Loans modified in TDRs during the period 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PrivateEquityAndVentureCapitalFinancingReceivableMember		 77,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PrivateEquityAndVentureCapitalFinancingReceivableMember		 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PrivateEquityAndVentureCapitalFinancingReceivableMember
Premium wine      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 1,891,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PremiumWineFinancingReceivableMember		 1,442,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PremiumWineFinancingReceivableMember		  
Loans modified in TDRs during the period 587,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PremiumWineFinancingReceivableMember		 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PremiumWineFinancingReceivableMember		 1,024,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_PremiumWineFinancingReceivableMember
Commercial, Other      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 233,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_CommercialOtherFinancingReceivableMember		 1,055,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_CommercialOtherFinancingReceivableMember		  
Loans modified in TDRs during the period 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_CommercialOtherFinancingReceivableMember		 690,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_CommercialOtherFinancingReceivableMember		 4,878,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_CommercialOtherFinancingReceivableMember
Commercial loans      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 7,026,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember		 21,763,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember		  
Loans modified in TDRs during the period 2,738,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember		 13,842,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember		 28,355,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_CommercialLoanMember
Real estate secured loans      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs during the period 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_RealEstateSecuredConsumerLoansMember		 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_RealEstateSecuredConsumerLoansMember		 368,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= sivb_RealEstateSecuredConsumerLoansMember
Consumer, Other      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 125,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember		 670,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember		  
Loans modified in TDRs during the period 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember		 6,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember		 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerOtherFinancingReceivableMember
Consumer loans      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs 125,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember		 670,000us-gaap_FinancingReceivableModificationsRecordedInvestment
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember		  
Loans modified in TDRs during the period 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember		 6,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember		 368,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis
= us-gaap_ConsumerLoanMember
Forgiveness Of Principal [Member]      
Financing Receivable, Modifications [Line Items]      
Loans modified in TDRs during the period $ 1,000,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= sivb_ForgivenessOfPrincipalMember		 $ 0sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= sivb_ForgivenessOfPrincipalMember		 $ 9,000,000sivb_FinancingReceivableModificationsRecordedInvestmentModifiedDuringPeriod
/ us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis
= sivb_ForgivenessOfPrincipalMember
[1] During 2014 we had no partial charge-offs. In 2013 and 2012 we had partial charge-offs of $11.1 million and $14.3 million respectively, on loans classified as TDRs.