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v3.19.1

Management of Capital (Tables) | 12 Months Ended
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Dec. 31, 2018
Disclosure of objectives, policies and processes for managing capital [abstract] |
Schedule of Managed Capital |
| December 31, 2018 | December 31, 2017
Shareholder's equity | $2,602.3 |  | $2,681.2 |

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- Definition Schedule of Managed Capital [Table Text Block] + References No definition available. + Details
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