Regulatory Matters (Tables)

12 Months Ended

Dec. 31, 2019

Banking and Thrift [Abstract]

Capital Ratios for Company and Bank under Federal Regulatory Guidelines, Compared to Minimum Regulatory Capital Requirements for Adequately Capitalized and Well Capitalized Depository Institution

The following table presents the capital ratios for the Company and the Bank under federal regulatory guidelines, compared to the minimum regulatory capital requirements, as of December 31, 2019 and 2018:

	Capital Ratios					Capital Amounts
(Dollars in thousands)	Actual		Required Minimum (1)		Well Capitalized Minimum	Actual		Required Minimum (1)		Well Capitalized Minimum
December 31, 2019:
CET 1 risk-based capital:
SVB Financial	12.58	%	7.0	%	N/A	$	5,857,744	$	3,260,424	N/A
Bank	11.12		7.0		6.5	4,949,393		3,115,151		$	2,892,640
Tier 1 risk-based capital:
SVB Financial	13.43		8.5		6.0	6,257,442		3,959,086		2,794,649
Bank	11.12		8.5		8.0	4,949,393		3,782,683		3,560,172
Total risk-based capital:
SVB Financial	14.23		10.5		10.0	6,630,022		4,890,636		4,657,748
Bank	11.96		10.5		10.0	5,321,850		4,672,726		4,450,215
Tier 1 leverage:
SVB Financial	9.06		4.0		N/A	6,257,442		2,763,146		N/A
Bank	7.30		4.0		5.0	4,949,393		2,713,367		3,391,709
December 31, 2018:
CET 1 risk-based capital:
SVB Financial	13.41	%	6.4	%	N/A	$	5,167,270	$	2,456,151	N/A
Bank	12.41		6.4		6.5	4,604,689		2,365,385		$	2,411,765
Tier 1 risk-based capital:
SVB Financial	13.58		7.9		6.0	5,231,476		3,034,068		2,311,671
Bank	12.41		7.9		8.0	4,604,689		2,921,946		2,968,326
Total risk-based capital:
SVB Financial	14.45		9.9		10.0	5,567,562		3,804,625		3,852,785
Bank	13.32		9.9		10.0	4,940,776		3,664,028		3,710,408
Tier 1 leverage:
SVB Financial	9.06		4.0		N/A	5,231,476		2,308,592		N/A
Bank	8.10		4.0		5.0	4,604,689		2,272,912		2,841,139