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Deposits (Tables) | 6 Months Ended
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Jun. 30, 2022
Disclosure Text Block [Abstract] |
Deposit Liabilities, Type | Deposits were as follows:
| June 30, 2022 |  | December 31, 2021
Non-interest-bearing demand deposits | $ | 18,783,931 |  |  | $ | 18,423,018 |
Interest-bearing deposits: |  |  |
Savings and interest checking | 12,309,066 |  |  | 11,930,959 |
Money market accounts | 12,989,902 |  |  | 11,228,815 |
Time accounts | 1,518,866 |  |  | 1,112,904 |
Total interest-bearing deposits | 26,817,834 |  |  | 24,272,678 |
Total deposits | $ | 45,601,765 |  |  | $ | 42,695,696 |
Additional Information About Corporation's Deposits | The following table presents additional information about our deposits:
| June 30, 2022 |  | December 31, 2021
Deposits from foreign sources (primarily Mexico) | $ | 1,090,169 |  |  | $ | 993,479 |
Non-interest-bearing public funds deposits | 681,205 |  |  | 1,235,026 |
Interest-bearing public funds deposits | 837,427 |  |  | 810,863 |
Total deposits not covered by deposit insurance | 25,810,407 |  |  | 24,125,359 |
Time deposits not covered by deposit insurance | 364,486 |  |  | 238,608 |

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- Definition Tabular disclosure of type of deposit liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (e) Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(ii) Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (1) Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (1) Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (d) Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i) Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(iv) Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (5) Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2)(i)(iii) Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (4) Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (f) -Subparagraph (2) Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (c) Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (2) Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) -Subparagraph (3) Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher SEC -Name Regulation S-K (SK) -Number 229 -Section 1406 -Paragraph (a) + Details
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