Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 2021

Equity [Abstract]

Summary of Shares Repurchased Under Stock Purchase Program

The following table is a summary of the shares under the program:

	Nine Months Ended September 30,
	2021		2020
Number of shares repurchased		212,296		59,284
Average price of shares repurchased	$	54.94	$	52.26
Shares remaining to be repurchased		500,486		62,782

Required Capital Amounts and Company's Respective Ratios

The actual and required capital amounts and ratios are shown in the following table:

				Required						To Be Well
				For Capital			With			Capitalized Under
				Adequacy			Capital Conservation			Prompt Corrective
	Actual			Purposes			Buffer			Action Provisions
	Amount		Ratio	Amount		Ratio	Amount		Ratio	Amount		Ratio
	(Dollars in thousands)
As of September 30, 2021:
Total Capital
(to Risk Weighted Assets)-
BancFirst Corporation	$	1,140,098	17.57%	$	519,044	8.00%	$	681,245	10.50%	N/A		N/A
BancFirst		979,699	16.77%		467,478	8.00%		613,565	10.50%	$	584,348	10.00%
Pegasus Bank		80,244	12.53%		51,251	8.00%		67,267	10.50%		64,064	10.00%
Common Equity Tier 1 Capital
(to Risk Weighted Assets)-
BancFirst Corporation	$	973,762	15.01%	$	291,962	4.50%	$	454,163	7.00%	N/A		N/A
BancFirst		886,552	15.17%		262,957	4.50%		409,043	7.00%	$	379,826	6.50%
Pegasus Bank		74,911	11.69%		28,829	4.50%		44,845	7.00%		41,642	6.50%
Tier 1 Capital
(to Risk Weighted Assets)-
BancFirst Corporation	$	999,762	15.41%	$	389,283	6.00%	$	551,484	8.50%	N/A		N/A
BancFirst		906,552	15.51%		350,609	6.00%		496,696	8.50%	$	467,478	8.00%
Pegasus Bank		74,911	11.69%		38,438	6.00%		54,454	8.50%		51,251	8.00%
Tier 1 Capital
(to Total Assets)-
BancFirst Corporation	$	999,762	9.06%	$	441,402	4.00%	N/A		N/A	N/A		N/A
BancFirst		906,552	9.06%		400,265	4.00%	N/A		N/A	$	500,331	5.00%
Pegasus Bank		74,911	7.28%		41,173	4.00%	N/A		N/A		51,466	5.00%