Subsequent Events	12 Months Ended
Dec. 31, 2014
Subsequent Events [Abstract]
Subsequent Events	Subsequent Events SVBIF Sale Transaction On January 15, 2015, the Bank, a wholly-owned subsidiary of SVB Financial Group and certain of its subsidiaries entered into a share purchase agreement (the “Agreement”) to sell all of the outstanding capital stock of the Bank’s subsidiary, SVB India Finance Private Limited, a non-banking financial company in India (“SVBIF”), to Temasek, a Singapore investment company, for a total sale price equal to the sum of SVBIF’s “share capital” and “reserves and surplus” accounts (its net asset value) as of a date shortly prior to the closing (the “Sale Transaction”). The closing of the transaction is subject to certain customary closing conditions, including regulatory approval by the Reserve Bank of India (“RBI”). Subject to such RBI approval, the Company expects the Sale Transaction to close in the first quarter of 2015. As a result of the SVBIF pending sale transaction, the Company classified SVBIF's net assets as held-for-sale as assets held-for-sale criteria were met and an impairment loss was recognized at December 31, 2014. Refer to Note 10 - "Disposal - Assets Held-for-Sale" in the "Notes to the Consolidated Financial Statements" under Part II, Item 8 in this report for details of selected financial information included in the loss from the pending sale. 3.5% Senior Notes On January 29, 2015, the Company issued $350 million of 3.5% Senior Notes due in January 2025 (“3.5% Senior Notes”). We received net proceeds from this offering of approximately $346.4 million after deducting underwriting discounts and commissions and estimated expenses payable by us. The Company contributed all of the net proceeds to the Bank. Update on Securities Valuations for the First Quarter of 2015 As previously noted in prior disclosures, SVB and certain equity investment funds managed by SVB Capital, our funds management business, hold direct and indirect investments in FireEye. As of December 31, 2014, our managed funds (including SVB Financial's interest) held approximately 2.5 million shares of FireEye common stock ("FireEye Shares"). Subsequent to December 31, 2014, our managed direct venture funds distributed the remaining FireEye Shares to their respective investors. Accordingly, the distributions resulted in $14.6 million of net realized gains on investment securities ($2.8 million net of noncontrolling interests but inclusive of SVB Financial's carried interests).

Subsequent Events

SVBIF Sale Transaction

On January 15, 2015, the Bank, a wholly-owned subsidiary of SVB Financial Group and certain of its subsidiaries entered into a share purchase agreement (the “Agreement”) to sell all of the outstanding capital stock of the Bank’s subsidiary, SVB India Finance Private Limited, a non-banking financial company in India (“SVBIF”), to Temasek, a Singapore investment company, for a total sale price equal to the sum of SVBIF’s “share capital” and “reserves and surplus” accounts (its net asset value) as of a date shortly prior to the closing (the “Sale Transaction”). The closing of the transaction is subject to certain customary closing conditions, including regulatory approval by the Reserve Bank of India (“RBI”). Subject to such RBI approval, the Company expects the Sale Transaction to close in the first quarter of 2015. As a result of the SVBIF pending sale transaction, the Company classified SVBIF's net assets as held-for-sale as assets held-for-sale criteria were met and an impairment loss was recognized at December 31, 2014. Refer to Note 10 - "Disposal - Assets Held-for-Sale" in the "Notes to the Consolidated Financial Statements" under Part II, Item 8 in this report for details of selected financial information included in the loss from the pending sale.

3.5% Senior Notes

On January 29, 2015, the Company issued $350 million of 3.5% Senior Notes due in January 2025 (“3.5% Senior Notes”). We received net proceeds from this offering of approximately $346.4 million after deducting underwriting discounts and commissions and estimated expenses payable by us. The Company contributed all of the net proceeds to the Bank.

Update on Securities Valuations for the First Quarter of 2015

As previously noted in prior disclosures, SVB and certain equity investment funds managed by SVB Capital, our funds management business, hold direct and indirect investments in FireEye. As of December 31, 2014, our managed funds (including SVB Financial's interest) held approximately 2.5 million shares of FireEye common stock ("FireEye Shares"). Subsequent to December 31, 2014, our managed direct venture funds distributed the remaining FireEye Shares to their respective investors. Accordingly, the distributions resulted in $14.6 million of net realized gains on investment securities ($2.8 million net of noncontrolling interests but inclusive of SVB Financial's carried interests).