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Deposits (Tables) | 6 Months Ended
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Jun. 30, 2016
Banking and Thrift [Abstract] |
Schedule of Deposits | Deposits were as follows:
| June 30, 2016 |  | Percentage of Total |  | December 31, 2015 |  | Percentage of Total
Non-interest-bearing demand deposits: |  |  |  |  |
Commercial and individual | $ | 8,925,728 |  |  | 36.8 | % |  | $ | 9,251,463 |  |  | 38.0 | %
Correspondent banks | 299,653 |  |  | 1.2 |  |  | 378,930 |  |  | 1.6 |
Public funds | 554,006 |  |  | 2.3 |  |  | 639,840 |  |  | 2.6 |
Total non-interest-bearing demand deposits | 9,779,387 |  |  | 40.3 |  |  | 10,270,233 |  |  | 42.2 |
Interest-bearing deposits: |  |  |  |  |  |  |
Private accounts: |  |  |  |  |  |  |
Savings and interest checking | 5,823,049 |  |  | 24.0 |  |  | 5,149,905 |  |  | 21.1 |
Money market accounts | 7,435,743 |  |  | 30.6 |  |  | 7,536,998 |  |  | 31.0 |
Time accounts of $100,000 or more | 412,333 |  |  | 1.7 |  |  | 420,697 |  |  | 1.7 |
Time accounts under $100,000 | 394,882 |  |  | 1.6 |  |  | 405,726 |  |  | 1.7 |
Total private accounts | 14,066,007 |  |  | 57.9 |  |  | 13,513,326 |  |  | 55.5 |
Public funds: |  |  |  |  |  |  |
Savings and interest checking | 320,571 |  |  | 1.3 |  |  | 420,324 |  |  | 1.7 |
Money market accounts | 103,084 |  |  | 0.4 |  |  | 93,969 |  |  | 0.4 |
Time accounts of $100,000 or more | 17,648 |  |  | 0.1 |  |  | 44,941 |  |  | 0.2 |
Time accounts under $100,000 | 754 |  |  | — |  |  | 802 |  |  | — |
Total public funds | 442,057 |  |  | 1.8 |  |  | 560,036 |  |  | 2.3 |
Total interest-bearing deposits | 14,508,064 |  |  | 59.7 |  |  | 14,073,362 |  |  | 57.8 |
Total deposits | $ | 24,287,451 |  |  | 100.0 | % |  | $ | 24,343,595 |  |  | 100.0 | %
Additional Information About Corporation's Deposits | The following table presents additional information about our deposits:
| June 30, 2016 |  | December 31, 2015
Deposits from the Certificate of Deposit Account Registry Service (CDARS) | $ | — |  |  | $ | 2,615 |
Deposits from the Promontory Interfinancial Network Insured Cash Sweep Service (acquired in the acquisition of WNB Bancshares, Inc.) | — |  |  | 7,440 |
Deposits from foreign sources (primarily Mexico) | 760,918 |  |  | 747,008 |
Deposits not covered by deposit insurance | 11,672,042 |  |  | 11,953,367 |

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