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Risk Management - Capital Requirements and Capital Management (Details) $ in Thousands, $ in Millions | Dec. 31, 2017 USD ($) | Dec. 31, 2017 CLP ($) | Dec. 31, 2016 CLP ($) | Dec. 31, 2015 CLP ($) | Dec. 31, 2014 CLP ($)
--- | --- | --- | --- | --- | ---
Capital Requirements and Capital Management |  |  |  |  |
Cash and due from banks | $ 1,718,137 | $ 1,057,393 | $ 1,408,167 |  |
Transactions in the course of collection | 415,917 | 255,968 | 206,972 |  |
Financial assets held-for-trading | 2,500,005 | 1,538,578 | 1,379,958 |  |
Cash collateral on securities borrowed and reverse repurchase agreements | 148,906 | 91,641 | 55,703 |  |
Derivative instruments | 2,027,755 | 1,247,941 | 939,649 |  |
Loans and advances to banks | 1,234,943 | 760,021 | 1,173,187 |  |
Loans to customers, net | 40,550,009 | 24,955,692 | 24,843,655 | $ 24,022,983 |
Financial assets available-for-sale | 2,480,079 | 1,526,315 | 374,470 |  |
Investments in other companies | 58,124 | 35,771 | 30,314 | 25,849 | $ 23,043
Intangible assets | 117,731 | 72,455 | 65,036 | 64,700 |
Property and equipment | 351,395 | 216,259 | 219,082 |  |
Investment properties | 23,246 | 14,306 | 14,674 | 15,042 | $ 15,936
Current tax assets | 37,423 | 23,032 | 6,657 |  |
Deferred tax assets | 262,036 | 161,265 | 176,923 |  |
Other assets | 982,728 | 604,800 | 462,857 |  |
TOTAL ASSETS | $ 52,908,434 | 32,561,437 | 31,357,304 | $ 31,057,596 |
Contingent loans |  | 3,972,260 | 4,154,890 |  |
Tier 1 Capital |  | $ 3,105,714 | $ 2,887,410 |  |
Tier 1 Capital (as a percent) | 8.39% | 8.39% | 8.09% |  |
Tier 2 Equity |  | $ 3,934,727 | $ 3,729,427 |  |
Tier 2 Equity (as a percent) | 14.54 | 14.54 | 13.89 |  |
Risk weighted assets according to SBIF instructions |  |  |  |  |
Capital Requirements and Capital Management |  |  |  |  |
Cash and due from banks |  | $ 5,699 | $ 21,940 |  |
Transactions in the course of collection |  | 95,210 | 53,126 |  |
Financial assets held-for-trading |  | 148,641 | 211,762 |  |
Cash collateral on securities borrowed and reverse repurchase agreements |  | 91,641 | 55,703 |  |
Derivative instruments |  | 927,837 | 703,211 |  |
Loans and advances to banks |  | 312,806 | 305,934 |  |
Loans to customers, net |  | 21,908,281 | 22,024,193 |  |
Financial assets available-for-sale |  | 325,209 | 199,860 |  |
Investments in other companies |  | 38,041 | 32,588 |  |
Intangible assets |  | 39,045 | 29,341 |  |
Property and equipment |  | 216,259 | 219,082 |  |
Current tax assets |  | 2,303 | 679 |  |
Deferred tax assets |  | 26,740 | 30,603 |  |
Other assets |  | 547,974 | 462,185 |  |
TOTAL ASSETS |  | 24,685,686 | 24,350,207 |  |
Contingent loans |  | 2,382,653 | 2,491,879 |  |
Total risk-weighted assets |  | $ 27,068,339 | $ 26,842,086 |  |

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