ServisFirst Bancshares, Inc. Quarterly report pursuant to Section 13 or 15(d)

Note 5 - Loans - Loans Modified During Period (Details)

Note 5 - Loans - Loans Modified During Period (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2023
Percentage of total loans	0.05%	0.57%
Extended Maturity [Member]
Modified Amortized Cost	$ 5,462	$ 65,423
Payment Deferral [Member]
Modified Amortized Cost	0	1,060
Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 5,462	$ 66,483
Commercial Real Estate Portfolio Segment [Member]
Percentage of total loans	0.03%	0.36%
Total payment deferral	$ 0	$ 0
Total payment deferral	0	0
Commercial Real Estate Portfolio Segment [Member] \| Extended Maturity [Member]
Modified Amortized Cost	2,951	42,052
Commercial Real Estate Portfolio Segment [Member] \| Payment Deferral [Member]
Modified Amortized Cost	0	0
Commercial Real Estate Portfolio Segment [Member] \| Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 2,951	$ 42,052
Commercial Real Estate Portfolio Segment [Member] \| Minimum [Member]
Term extension (Year)	9 years	3 years
Commercial Real Estate Portfolio Segment [Member] \| Maximum [Member]
Term extension (Year)	65 years	65 years
Real Estate Portfolio Segment[Member] \| Construction Loans [Member]
Percentage of total loans		0.00%
Term extension (Year)		6 years
Total payment deferral	$ 0	$ 0
Total payment deferral	$ 0	$ 0
Real Estate Portfolio Segment[Member] \| Owner Occupied Commercial [Member]
Percentage of total loans	0.02%	0.11%
Total payment deferral	$ 0	$ 49
Total payment deferral	0	$ 49
Real Estate Portfolio Segment[Member] \| One to Four Family [Member]
Percentage of total loans		0.00%
Term extension (Year)		3 years
Total payment deferral	0	$ 0
Total payment deferral	0	$ 0
Real Estate Portfolio Segment[Member] \| Other Mortgages [Member]
Percentage of total loans		0.10%
Total payment deferral	0	$ 59
Total payment deferral	0	59
Real Estate Portfolio Segment[Member] \| Extended Maturity [Member] \| Construction Loans [Member]
Modified Amortized Cost		200
Real Estate Portfolio Segment[Member] \| Extended Maturity [Member] \| Owner Occupied Commercial [Member]
Modified Amortized Cost	2,511	11,703
Real Estate Portfolio Segment[Member] \| Extended Maturity [Member] \| One to Four Family [Member]
Modified Amortized Cost		214
Real Estate Portfolio Segment[Member] \| Extended Maturity [Member] \| Other Mortgages [Member]
Modified Amortized Cost		11,254
Real Estate Portfolio Segment[Member] \| Payment Deferral [Member] \| Construction Loans [Member]
Modified Amortized Cost		0
Real Estate Portfolio Segment[Member] \| Payment Deferral [Member] \| Owner Occupied Commercial [Member]
Modified Amortized Cost	0	701
Real Estate Portfolio Segment[Member] \| Payment Deferral [Member] \| One to Four Family [Member]
Modified Amortized Cost		0
Real Estate Portfolio Segment[Member] \| Payment Deferral [Member] \| Other Mortgages [Member]
Modified Amortized Cost		359
Real Estate Portfolio Segment[Member] \| Extended Maturity and Payment Deferral [Member] \| Construction Loans [Member]
Modified Amortized Cost		200
Real Estate Portfolio Segment[Member] \| Extended Maturity and Payment Deferral [Member] \| Owner Occupied Commercial [Member]
Modified Amortized Cost	$ 2,511	12,404
Real Estate Portfolio Segment[Member] \| Extended Maturity and Payment Deferral [Member] \| One to Four Family [Member]
Modified Amortized Cost		214
Real Estate Portfolio Segment[Member] \| Extended Maturity and Payment Deferral [Member] \| Other Mortgages [Member]
Modified Amortized Cost		$ 11,613
Real Estate Portfolio Segment[Member] \| Minimum [Member] \| Owner Occupied Commercial [Member]
Term extension (Year)	9 years	3 years
Real Estate Portfolio Segment[Member] \| Minimum [Member] \| Other Mortgages [Member]
Term extension (Year)		3 years
Real Estate Portfolio Segment[Member] \| Maximum [Member] \| Owner Occupied Commercial [Member]
Term extension (Year)	60 years	60 years
Real Estate Portfolio Segment[Member] \| Maximum [Member] \| Other Mortgages [Member]
Term extension (Year)		36 years