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Stockholders' Equity - Required Capital Amounts and Company's Respective Ratios (Detail) $ in Thousands | Jun. 30, 2024 USD ($)
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Parent Company [Member] |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |
Total Capital Amount | $ 1,548,490
Total Capital To Risk Weighted Assets Actual Ratio | 0.1722
Capital Required For Capital Adequacy Amount | $ 719,342
Capital Required For Capital Adequacy to Risk Weighted Assets Ratio | 0.08
Capital With Capital Conservation Buffer Amount | $ 944,136
Capital With Capital Conservation To Risk Based Weighted Assets Buffer Ratio | 0.105
Common Equity Tier 1 Risk Based Capital Amount | $ 1,363,539
Common Equity Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1516
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 404,630
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.045
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 629,424
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.07
Tier 1 Risk Based Capital Amount | $ 1,389,539
Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1545
Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 539,507
Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.06
Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 764,301
Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.085
Tier 1 Capital Amount | $ 1,389,539
Tier 1 Capital To Quarterly Average Assets Ratio | 0.111
Tier 1 Capital Required For Capital Adequacy Amount | $ 500,747
Tier 1 Capital Required For Capital Adequacy To Quarterly Average Assets Ratio | 0.04
BancFirst [Member] |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |
Total Capital Amount | $ 1,224,212
Total Capital To Risk Weighted Assets Actual Ratio | 0.1609
Capital Required For Capital Adequacy Amount | $ 608,791
Capital Required For Capital Adequacy to Risk Weighted Assets Ratio | 0.08
Capital With Capital Conservation Buffer Amount | $ 799,039
Capital With Capital Conservation To Risk Based Weighted Assets Buffer Ratio | 0.105
Capital Required To Be Well Capitalized Amount | $ 760,989
Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.10
Common Equity Tier 1 Risk Based Capital Amount | $ 1,119,672
Common Equity Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1471
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 342,445
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.045
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 532,693
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.07
Common Equity Tier 1 Risk Based Capital Required To Be Well Capitalized Amount | $ 494,643
Common Equity Tier 1 Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.065
Tier 1 Risk Based Capital Amount | $ 1,139,672
Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1498
Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 456,594
Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.06
Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 646,841
Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.085
Tier 1 Risk Based Capital Required To Be Well Capitalized Amount | $ 608,791
Tier 1 Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.08
Tier 1 Capital Amount | $ 1,139,672
Tier 1 Capital To Quarterly Average Assets Ratio | 0.1069
Tier 1 Capital Required For Capital Adequacy Amount | $ 426,413
Tier 1 Capital Required For Capital Adequacy To Quarterly Average Assets Ratio | 0.04
Tier 1 Capital Required To Be Well Capitalized Amount | $ 533,017
Tier 1 Capital Required To Be Well Capitalized To Quarterly Average Assets Ratio | 0.05
Pegasus [Member] |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |
Total Capital Amount | $ 143,683
Total Capital To Risk Weighted Assets Actual Ratio | 0.1585
Capital Required For Capital Adequacy Amount | $ 72,538
Capital Required For Capital Adequacy to Risk Weighted Assets Ratio | 0.08
Capital With Capital Conservation Buffer Amount | $ 95,206
Capital With Capital Conservation To Risk Based Weighted Assets Buffer Ratio | 0.105
Capital Required To Be Well Capitalized Amount | $ 90,672
Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.10
Common Equity Tier 1 Risk Based Capital Amount | $ 134,727
Common Equity Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1486
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 40,802
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.045
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 63,470
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.07
Common Equity Tier 1 Risk Based Capital Required To Be Well Capitalized Amount | $ 58,937
Common Equity Tier 1 Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.065
Tier 1 Risk Based Capital Amount | $ 134,727
Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1486
Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 54,403
Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.06
Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 77,071
Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.085
Tier 1 Risk Based Capital Required To Be Well Capitalized Amount | $ 72,538
Tier 1 Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.08
Tier 1 Capital Amount | $ 134,727
Tier 1 Capital To Quarterly Average Assets Ratio | 0.1059
Tier 1 Capital Required For Capital Adequacy Amount | $ 50,900
Tier 1 Capital Required For Capital Adequacy To Quarterly Average Assets Ratio | 0.04
Tier 1 Capital Required To Be Well Capitalized Amount | $ 63,624
Tier 1 Capital Required To Be Well Capitalized To Quarterly Average Assets Ratio | 0.05
Worthington [Member] |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |
Total Capital Amount | $ 53,063
Total Capital To Risk Weighted Assets Actual Ratio | 0.1185
Capital Required For Capital Adequacy Amount | $ 35,810
Capital Required For Capital Adequacy to Risk Weighted Assets Ratio | 0.08
Capital With Capital Conservation Buffer Amount | $ 47,001
Capital With Capital Conservation To Risk Based Weighted Assets Buffer Ratio | 0.105
Capital Required To Be Well Capitalized Amount | $ 44,763
Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.10
Common Equity Tier 1 Risk Based Capital Amount | $ 48,955
Common Equity Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1094
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 20,143
Common Equity Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.045
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 31,334
Common Equity Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.07
Common Equity Tier 1 Risk Based Capital Required To Be Well Capitalized Amount | $ 29,096
Common Equity Tier 1 Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.065
Tier 1 Risk Based Capital Amount | $ 48,955
Tier 1 Risk Based Capital To Risk Weighted Assets Ratio | 0.1094
Tier 1 Risk Based Capital Required For Capital Adequacy Amount | $ 26,858
Tier 1 Risk Based Capital Required For Capital Adequacy To Risk Weighted Assets Ratio | 0.06
Tier 1 Risk Based Capital With Capital Conservation Buffer Amount | $ 38,048
Tier 1 Risk Based Capital With Capital Conservation Buffer To Risk Weighted Assets Ratio | 0.085
Tier 1 Risk Based Capital Required To Be Well Capitalized Amount | $ 35,810
Tier 1 Risk Based Capital Required To Be Well Capitalized To Risk Weighted Assets Ratio | 0.08
Tier 1 Capital Amount | $ 48,955
Tier 1 Capital To Quarterly Average Assets Ratio | 0.0844
Tier 1 Capital Required For Capital Adequacy Amount | $ 23,207
Tier 1 Capital Required For Capital Adequacy To Quarterly Average Assets Ratio | 0.04
Tier 1 Capital Required To Be Well Capitalized Amount | $ 29,008
Tier 1 Capital Required To Be Well Capitalized To Quarterly Average Assets Ratio | 0.05

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