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SHARE CAPITAL - PREFERRED SHARES (Details) $ / shares in Units, shares in Millions, $ in Millions |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 12 Months Ended |  |
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Dec. 01, 2020 $ / shares | Nov. 30, 2020 $ / shares | Sep. 01, 2020 $ / shares | Aug. 31, 2020 $ / shares | Jun. 01, 2020 $ / shares | May 31, 2020 $ / shares | Mar. 01, 2020 $ / shares | Feb. 29, 2020 $ / shares | Sep. 01, 2019 $ / shares | Aug. 31, 2019 $ / shares | Jun. 01, 2019 $ / shares | May 31, 2019 $ / shares | Mar. 20, 2019 $ / shares | Mar. 01, 2019 $ / shares | Feb. 28, 2019 $ / shares | Dec. 31, 2020 CAD ($) $ / shares shares | Dec. 31, 2020 CAD ($) $ / shares $ / shares shares | Dec. 31, 2019 CAD ($) shares | Dec. 31, 2018 CAD ($) shares | Dec. 31, 2020 $ / shares | Dec. 16, 2020 $ / shares
Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 7,747 | $ 7,747 | $ 7,747 | $ 7,747 |  |
Issuance costs | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ (155) |  | $ (155) | $ (155) |  |
Recurring anniversary period following the redemption option date, at which the entity may redeem preferred shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |
Stock split conversion ratio |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 1 |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, base multiplier (in dollars per share) | (per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series A | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 | 5 | 5 | 5 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 125 | $ 125 | $ 125 | $ 125 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.50% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.37500 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series B | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18 | 18 | 18 | 18 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 457 | $ 457 | $ 457 | $ 457 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.42% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.85360 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series C |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Yearly dividend per share (in dollars per share) | $ 0.15349 | $ 0.15975 | $ 0.15975 | $ 0.16779 | $ 0.16779 | $ 0.25458 | $ 0.25458 | $ 0.25305 |  |  |  |  |  |  |  |  |  |  |  |  |
Preference Shares, Series C | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2 | 2 | 2 | 2 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 43 | $ 43 | $ 43 | $ 43 |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.40% |  |  |  |  |
Preference Shares, Series D | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18 | 18 | 18 | 18 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 450 | $ 450 | $ 450 | $ 450 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.46% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.11500 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series F | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500 | $ 500 | $ 500 | $ 500 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.69% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.17224 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series H | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 14 | 14 | 14 | 14 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 350 | $ 350 | $ 350 | $ 350 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.38% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.09400 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series J | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 199 | $ 199 | $ 199 | $ 199 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.89% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.22160 |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 |
Preference Shares, Series L | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 411 | $ 411 | $ 411 | $ 411 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.96% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.23972 |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25 |
Preference Shares, Series N | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 18 | 18 | 18 | 18 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 450 | $ 450 | $ 450 | $ 450 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.09% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.27152 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series P |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.24613 | $ 0.27500 |  |  |  |  |  |
Preference Shares, Series P | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 400 | $ 400 | $ 400 | $ 400 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.38% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.09476 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series R |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  | $ 0.19019 | $ 0.27500 |  |  |  |  |  |  |  |  |
Preference Shares, Series R | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 400 | $ 400 | $ 400 | $ 400 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.07% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.01825 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 1 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 16 | 16 | 16 | 16 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 411 | $ 411 | $ 411 | $ 411 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.95% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.48728 |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 25 |
Preference Shares, Series 3 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  | $ 0.18644 | $ 0.27500 |  |  |  |  |  |  |  |  |  |  |
Preference Shares, Series 3 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 24 | 24 | 24 | 24 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 600 | $ 600 | $ 600 | $ 600 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.74% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.93425 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 5 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 8 | 8 | 8 | 8 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 206 | $ 206 | $ 206 | $ 206 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.38% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.34383 |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 |
Preference Shares, Series 7 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 10 | 10 | 10 | 10 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 250 | $ 250 | $ 250 | $ 250 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  | 5.50% |  |  | 4.45% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.11224 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  | $ 25.00 |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 9 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11 | 11 | 11 | 11 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 275 | $ 275 | $ 275 | $ 275 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.10% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.02424 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 11 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500 | $ 500 | $ 500 | $ 500 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.94% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.98452 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 13 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 14 | 14 | 14 | 14 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 350 | $ 350 | $ 350 | $ 350 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.04% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.76076 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 15 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 11 | 11 | 11 | 11 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 275 | $ 275 | $ 275 | $ 275 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.98% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 0.74576 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Preference Shares, Series 17 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 30 | 30 | 30 | 30 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 750 | $ 750 | $ 750 | $ 750 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.15% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.28750 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Minimum fixed dividend rate upon reset (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5.15% |  |  |  |  |
Preference Shares, Series 19 | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Preferred stock, shares outstanding (in shares) | shares |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 20 | 20 | 20 | 20 |  |
Preferred stock, value, outstanding | $ |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 500 | $ 500 | $ 500 | $ 500 |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.90% |  |  |  |  |
Yearly dividend per share (in dollars per share) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 1.22500 |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25 | $ 25 |  |  |  |
Minimum fixed dividend rate upon reset (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.90% |  |  |  |  |
Preferred Stock Excluding Series | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Reset term of fixed dividend rate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 5 years |  |  |  |  |
Preference Shares, Series E | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.40% |  |  |  |  |
Series G Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.50% |  |  |  |  |
Series I Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.10% |  |  |  |  |
Series O Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.70% |  |  |  |  |
Series Q Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.50% |  |  |  |  |
Series S Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.50% |  |  |  |  |
Series 4 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.40% |  |  |  |  |
Series 8 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Initial Yield (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  | 5.60% |  |  |  |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  | $ 25.00 |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.60% |  |  |  |  |
Series10 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Per Share Base Redemption Value (in dollars per shares) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 25.00
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.70% |  |  |  |  |
Series12 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.60% |  |  |  |  |
Series14 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.70% |  |  |  |  |
Series16 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.70% |  |  |  |  |
Series18 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 4.10% |  |  |  |  |
Series 20 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of Canada treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.20% |  |  |  |  |
Series K Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of US treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.10% |  |  |  |  |
Series M Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of US treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.20% |  |  |  |  |
Series 2 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of US treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 3.10% |  |  |  |  |
Series 6 Preferred Stock | Preference shares (Note 21) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Share Capital |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly floating rate cumulative dividends per share calculation, spread on Government of US treasury bill rate (as a percent) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 2.80% |  |  |  |  |

X
- Definition Periodic reset term of the fixed dividend rate, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days, beginning on the initial redemption and conversion option date. + References No definition available. + Details
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- Definition The price per share at which the preferred stock of an entity that has priority over common stock in the distribution of dividends and in the event of liquidation of the entity is redeemed or may be called at. The redemption features of this preferred stock are solely within the control of the issuer. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 5 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21488-112644 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21475-112644 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109259400&loc=d3e21564-112644 + Details
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