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Equity - Earnings per share (Details) $ / shares in Units, $ in Thousands, $ in Millions | 12 Months Ended
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Dec. 31, 2018 USD ($) shares | Dec. 31, 2018 CLP ($) $ / shares shares | Dec. 31, 2017 CLP ($) $ / shares shares | Dec. 31, 2016 CLP ($) $ / shares shares
Basic and diluted earnings per share |  |  |  |
Net profits attributable to ordinary equity holders of the Bank | $ 870,290 | $ 603,633 | $ 572,080 | $ 575,051
Weighted average number of ordinary shares | 101,017,081,114 | 101,017,081,114 | 101,017,081,114 | 101,017,081,114
Earnings per share | $ / shares |  | $ 5.98 | $ 5.66 | $ 5.69
Capitalised shares, included in EPS calculation | 1,572,948,922 | 1,572,948,922 | 1,819,784,762 | 1,495,200,997

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- Definition The profit (loss) from continuing and discontinued operations attributable to owners of the parent. [Refer: Profit (loss)] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2018-01-01 -Paragraph 81B -Subparagraph a -Clause ii -URI http://eifrs.ifrs.org/eifrs/XBRL?type=IAS&num=1&date=2018-03-01&anchor=para_81B_a_ii&doctype=Standard -URIDate 2018-03-16 + Details
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