Recent Developments, Including Mergers and Acquisitions	9 Months Ended
Sep. 30, 2023
Recent Developments Including Mergers And Acquisitions [Abstract]
Recent Developments, Including Mergers and Acquisitions	(2) RECENT DEVELOPMENTS, INCLUDING MERGERS AND ACQUISITIONS BancFirst Corporation is regulated by the Federal Reserve System as a financial holding company. On August 11, 2023, BancFirst become a Federal Reserve System member bank, which changed its primary regulator from the Federal Deposit Insurance Corporation (“FDIC”) to the Federal Reserve System. Worthington became a Federal Reserve System member bank on September 1, 2023, and Pegasus became a Federal Reserve System member bank on October 12, 2023, which changed their primary regulator from the FDIC to the Federal Reserve System. On July 20, 2023, BancFirst purchased approximately $2.5 million in total assets, which included $2.1 million in loans, and assumed $10.8 million in deposits and other obligations, from RCB Bank's Stroud, Oklahoma branch. RCB Bank paid BancFirst $7.8 million as a result of this transaction. In addition, the Company recorded a core deposit intangible of $252,280 and goodwill of $208,752. The Company did not incur a material amount of purchase-related expenses. The effect of this purchase was included in the consolidated financial statement of the Company from the date of purchase forward. The purchase did not have a material effect on the Company's consolidated financial statements. The purchase of this branch strengthens BancFirst's presence in the Stroud, Oklahoma community. On February 8, 2022, the Company acquired Worthington for an aggregate cash purchase price of $77.7 million. Worthington is chartered and regulated by the Texas State Banking Department with one banking location in Arlington, Texas, one in Colleyville, Texas and two in Fort Worth, Texas. At acquisition, Worthington had approximately $478 million in total assets, $257 million in loans and $430 million in deposits. Worthington will continue to operate under a separate charter and remain a separate subsidiary of the Company governed by its existing board of directors. The Company intends to provide an appropriate amount of capital or other support to increase Worthington’s ability to approve larger loans and allow Worthington to continue to grow earning assets. As a result of the acquisition, the Company recorded a core deposit intangible of $5.9 million and goodwill of $32.1 million. The Company did not incur a material amount of acquisition-related expenses. The effect of this acquisition was included in the consolidated financial statements of the Company from the date of acquisition forward. Pro forma information has not been presented because the acquisition did not have a material effect on the Company’s consolidated financial statements. The acquisition of Worthington complements the Company by expanding its Texas presence in the Dallas-Fort Worth market.

Recent Developments, Including Mergers and Acquisitions

9 Months Ended

Sep. 30, 2023

Recent Developments Including Mergers And Acquisitions [Abstract]

Recent Developments, Including Mergers and Acquisitions

(2) RECENT DEVELOPMENTS, INCLUDING MERGERS AND ACQUISITIONS

BancFirst Corporation is regulated by the Federal Reserve System as a financial holding company. On August 11, 2023, BancFirst become a Federal Reserve System member bank, which changed its primary regulator from the Federal Deposit Insurance Corporation (“FDIC”) to the Federal Reserve System. Worthington became a Federal Reserve System member bank on September 1, 2023, and Pegasus became a Federal Reserve System member bank on October 12, 2023, which changed their primary regulator from the FDIC to the Federal Reserve System.

On July 20, 2023, BancFirst purchased approximately $2.5 million in total assets, which included $2.1 million in loans, and assumed $10.8 million in deposits and other obligations, from RCB Bank's Stroud, Oklahoma branch. RCB Bank paid BancFirst $7.8 million as a result of this transaction. In addition, the Company recorded a core deposit intangible of $252,280 and goodwill of $208,752. The Company did not incur a material amount of purchase-related expenses. The effect of this purchase was included in the consolidated financial statement of the Company from the date of purchase forward. The purchase did not have a material effect on the Company's consolidated financial statements. The purchase of this branch strengthens BancFirst's presence in the Stroud, Oklahoma community.

On February 8, 2022, the Company acquired Worthington for an aggregate cash purchase price of $77.7 million. Worthington is chartered and regulated by the Texas State Banking Department with one banking location in Arlington, Texas, one in Colleyville, Texas and two in Fort Worth, Texas. At acquisition, Worthington had approximately $478 million in total assets, $257 million in loans and $430 million in deposits. Worthington will continue to operate under a separate charter and remain a separate subsidiary of the Company governed by its existing board of directors. The Company intends to provide an appropriate amount of capital or other support to increase Worthington’s ability to approve larger loans and allow Worthington to continue to grow earning assets. As a result of the acquisition, the Company recorded a core deposit intangible of $5.9 million and goodwill of $32.1 million. The Company did not incur a material amount of acquisition-related expenses. The effect of this acquisition was included in the consolidated financial statements of the Company from the date of acquisition forward. Pro forma information has not been presented because the acquisition did not have a material effect on the Company’s consolidated financial statements. The acquisition of Worthington complements the Company by expanding its Texas presence in the Dallas-Fort Worth market.