XML 58 R41.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Deposits (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2024
Deposits [Abstract] |
Deposit Liabilities, Type | Year-end deposits were as follows:
| 2024 |  | 2023
Non-interest-bearing demand deposits | $ | 14,441,820 |  |  | $ | 14,926,094 |
Interest-bearing deposits: |  |  |
Savings and interest checking | 10,310,942 |  |  | 10,512,637 |
Money market accounts | 11,568,254 |  |  | 10,997,279 |
Time accounts | 6,401,732 |  |  | 5,484,558 |
Total interest-bearing deposits | 28,280,928 |  |  | 26,994,474 |
Total deposits | $ | 42,722,748 |  |  | $ | 41,920,568 |
Additional Information About Corporation's Deposits | The following table presents additional information about our year-end deposits:
| 2024 |  | 2023
Deposits from foreign sources (primarily Mexico) | $ | 1,219,463 |  |  | $ | 1,061,701 |
Non-interest-bearing public funds deposits | 759,819 |  |  | 675,016 |
Interest-bearing public funds deposits | 625,104 |  |  | 630,455 |
Total deposits not covered by deposit insurance | 22,972,618 |  |  | 22,393,786 |
Time deposits not covered by deposit insurance | 2,744,112 |  |  | 2,339,716 |
Deposits from certain directors, executive officers and their affiliates | 121,113 |  |  | 115,798 |
Scheduled Maturities of Time Deposits | Scheduled maturities of time deposits at December 31, 2024 were as follows:
2025 | $ | 6,214,390 |
2026 | 17,636 |
2027 | 169,706 |
| $ | 6,401,732 |
Time Deposit Maturities | Scheduled maturities of time deposits not covered by deposit insurance at December 31, 2024, were as follows:
Due within 3 months or less | $ | 2,500,536 |
Due after 3 months and within 6 months | 91,140 |
Due after 6 months and within 12 months | 107,808 |
Due after 12 months | 44,628 |
| $ | 2,744,112 |

X
- Definition Schedule Of Corporation Deposits Additional Information [Table Text Block] + References No definition available. + Details
Name: | cfr_ScheduleOfCorporationDepositsAdditionalInformationTableTextBlock
Namespace Prefix: | cfr_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Scheduled maturities of time deposits [Table Text Block]. + References No definition available. + Details
Name: | cfr_ScheduledMaturitiesOfTimeDepositsTableTextBlock
Namespace Prefix: | cfr_
Data Type: | dtr-types1:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of type of deposit liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph e -Publisher SEC Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph d -Publisher SEC Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph c -Publisher SEC Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (5) -Publisher SEC Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (4) -Publisher SEC Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (3) -Publisher SEC Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (2) -Publisher SEC Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Subparagraph (1) -Publisher SEC Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph a -Publisher SEC Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (1) -Publisher SEC Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2) -Publisher SEC Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(i) -Publisher SEC Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(iv) -Publisher SEC Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(iii) -Publisher SEC Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph f -Subparagraph (2)(ii) -Publisher SEC + Details
Name: | us-gaap_DepositLiabilitiesTypeTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_DepositsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of time deposit liability maturities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 10 -Topic 470 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481544/470-10-50-1 + Details
Name: | us-gaap_TimeDepositMaturitiesTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration