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
	Mar. 31, 2023	Mar. 31, 2022
Modified Amortized Cost	$ 2,500	$ 2,500
Percentage of total loans	0.53%
Extended Maturity [Member]
Modified Amortized Cost	$ 60,861
Payment Deferral [Member]
Modified Amortized Cost	1,060
Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 61,921
Commercial Real Estate Portfolio Segment [Member]
Percentage of total loans	0.34%
Commercial, financial and agricultural	$ 0
Commercial Real Estate Portfolio Segment [Member] \| Extended Maturity [Member]
Modified Amortized Cost	39,978
Commercial Real Estate Portfolio Segment [Member] \| Payment Deferral [Member]
Modified Amortized Cost	0
Commercial Real Estate Portfolio Segment [Member] \| Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 39,978
Commercial Real Estate Portfolio Segment [Member] \| Minimum [Member]
Term extension (Year)	3 years
Commercial Real Estate Portfolio Segment [Member] \| Maximum [Member]
Term extension (Year)	12 years
Real Estate Portfolio Segment[Member] \| Construction Loans [Member]
Percentage of total loans	0.00%
Term extension (Year)	6 years
Commercial, financial and agricultural	$ 0
Real Estate Portfolio Segment[Member] \| Construction Loans [Member] \| Extended Maturity [Member]
Modified Amortized Cost	200
Real Estate Portfolio Segment[Member] \| Construction Loans [Member] \| Payment Deferral [Member]
Modified Amortized Cost	0
Real Estate Portfolio Segment[Member] \| Construction Loans [Member] \| Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 200
Real Estate Portfolio Segment[Member] \| Owner Occupied Commercial [Member]
Percentage of total loans	0.09%
Commercial, financial and agricultural	$ 49
Real Estate Portfolio Segment[Member] \| Owner Occupied Commercial [Member] \| Extended Maturity [Member]
Modified Amortized Cost	9,215
Real Estate Portfolio Segment[Member] \| Owner Occupied Commercial [Member] \| Payment Deferral [Member]
Modified Amortized Cost	701
Real Estate Portfolio Segment[Member] \| Owner Occupied Commercial [Member] \| Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 9,916
Real Estate Portfolio Segment[Member] \| One to Four Family [Member]
Percentage of total loans	0.00%
Term extension (Year)	3 years
Commercial, financial and agricultural	$ 0
Real Estate Portfolio Segment[Member] \| One to Four Family [Member] \| Extended Maturity [Member]
Modified Amortized Cost	214
Real Estate Portfolio Segment[Member] \| One to Four Family [Member] \| Payment Deferral [Member]
Modified Amortized Cost	0
Real Estate Portfolio Segment[Member] \| One to Four Family [Member] \| Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 214
Real Estate Portfolio Segment[Member] \| Other Mortgages [Member]
Percentage of total loans	0.10%
Commercial, financial and agricultural	$ 59
Real Estate Portfolio Segment[Member] \| Other Mortgages [Member] \| Extended Maturity [Member]
Modified Amortized Cost	11,254
Real Estate Portfolio Segment[Member] \| Other Mortgages [Member] \| Payment Deferral [Member]
Modified Amortized Cost	359
Real Estate Portfolio Segment[Member] \| Other Mortgages [Member] \| Extended Maturity and Payment Deferral [Member]
Modified Amortized Cost	$ 11,613
Real Estate Portfolio Segment[Member] \| Minimum [Member] \| Owner Occupied Commercial [Member]
Term extension (Year)	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)	18 years
Real Estate Portfolio Segment[Member] \| Maximum [Member] \| Other Mortgages [Member]
Term extension (Year)	36 years