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Identification and Activities of the Company and Subsidiaries (Details Textual) | 12 Months Ended |
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Dec. 31, 2020 shares | Dec. 31, 2019 shares
Identification and Activities of the Company and Subsidiaries [Line Items] |  |
Percentage of shareholder Outstanding shares interest in excess | 5.00% |
Number of shareholders | 1,358 |
Inversiones TLC SPA [Member] |  |
Identification and Activities of the Company and Subsidiaries [Line Items] |  |
Percentage of voting equity held by entity or by its subsidiaries | 23.77% |
Number of shares in entity held by entity or by its subsidiaries or associates | 62,556,568 |
Number of shares reserved for issue under options and contracts for sale of shares |  | 62,556,568
Inversiones TLC SPA [Member] | Series A Stock [Member] |  |
Identification and Activities of the Company and Subsidiaries [Line Items] |  |
Percentage of voting equity held by entity or by its subsidiaries | 25.86% |
Inversiones TLC SPA [Member] | Series B Stock [Member] |  |
Identification and Activities of the Company and Subsidiaries [Line Items] |  |
Percentage of voting equity held by entity or by its subsidiaries | 25.86% |
Number of shares in entity held by entity or by its subsidiaries or associates | 5,516,772 |
Banco de Chile via State Street [Member] | Series A Stock [Member] |  |
Identification and Activities of the Company and Subsidiaries [Line Items] |  |
Number of shares in entity held by entity or by its subsidiaries or associates | 57,235,201 |
Banco de Chile via State Street [Member] | Series B Stock [Member] |  |
Identification and Activities of the Company and Subsidiaries [Line Items] |  |
Number of shares in entity held by entity or by its subsidiaries or associates | 11,418,078 |

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