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INTANGIBLE ASSETS (Details) $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2018 CAD ($) | Mar. 31, 2017 CAD ($)
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | $ 944.0 | $ 929.2
Acquisition of subsidiaries | 119.5 | 29.1
Disposal and remeasurement of interest in investment | (10.9) |
Amortization | (68.3) | (69.1)
Transfers and others | (1.9) | 2.8
Exchange differences | 25.9 | 0.1
Intangible assets, end | $ 1,055.6 | 944.0
Number of intangible assets with indefinite useful life other than goodwill | 0 |
Cost of sales |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Amortization | $ 41.8 | 44.5
Research and development expenses |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Amortization | 25.0 | 23.2
Selling, general and administrative expenses |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Amortization | 1.5 | 1.4
Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 1,316.6 |
Intangible assets, end | 1,496.4 | 1,316.6
Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | (372.6) |
Intangible assets, end | (440.8) | (372.6)
Goodwill |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 560.0 | 556.6
Acquisition of subsidiaries | 57.6 | 4.9
Disposal and remeasurement of interest in investment | (10.9) |
Amortization | 0.0 | 0.0
Transfers and others | 0.0 | 0.0
Exchange differences | 18.8 | (1.5)
Intangible assets, end | 625.5 | 560.0
Goodwill | Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 560.0 |
Intangible assets, end | 625.5 | 560.0
Goodwill | Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 0.0 |
Intangible assets, end | 0.0 | 0.0
Capitalized development costs |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 168.2 | 157.2
Acquisition of subsidiaries | 0.0 | 0.0
Disposal and remeasurement of interest in investment | 0.0 |
Amortization | (25.8) | (24.3)
Transfers and others | (1.0) | (2.6)
Exchange differences | (0.2) | 0.1
Intangible assets, end | $ 173.7 | $ 168.2
Remaining useful lives or amortisation rates, intangible assets other than goodwill, period | 5 years 1 month 6 days | 5 years 6 months
Capitalized development costs | Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | $ 276.0 |
Intangible assets, end | 306.8 | $ 276.0
Capitalized development costs | Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | (107.8) |
Intangible assets, end | (133.1) | (107.8)
Customer relationships |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 106.3 | 100.7
Acquisition of subsidiaries | 61.6 | 23.6
Disposal and remeasurement of interest in investment | 0.0 |
Amortization | (20.0) | (19.6)
Transfers and others | (0.1) | (0.4)
Exchange differences | 6.7 | 1.8
Intangible assets, end | 154.5 | 106.3
Customer relationships | Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 202.9 |
Intangible assets, end | 273.8 | 202.9
Customer relationships | Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | (96.6) |
Intangible assets, end | (119.3) | (96.6)
ERP and other software |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 65.8 | 70.2
Acquisition of subsidiaries | 0.3 | 0.6
Disposal and remeasurement of interest in investment | 0.0 |
Amortization | (16.2) | (17.3)
Transfers and others | 0.3 | (0.8)
Exchange differences | (0.1) | 0.0
Intangible assets, end | 64.9 | 65.8
ERP and other software | Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 171.4 |
Intangible assets, end | 186.2 | 171.4
ERP and other software | Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | (105.6) |
Intangible assets, end | (121.3) | (105.6)
Technology |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 12.0 | 17.3
Acquisition of subsidiaries | 0.0 | 0.0
Disposal and remeasurement of interest in investment | 0.0 |
Amortization | (2.5) | (4.8)
Transfers and others | 0.0 | (0.8)
Exchange differences | (0.3) | 0.3
Intangible assets, end | 9.2 | 12.0
Technology | Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 50.7 |
Intangible assets, end | 49.7 | 50.7
Technology | Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | (38.7) |
Intangible assets, end | (40.5) | (38.7)
Other intangible assets |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 31.7 | 27.2
Acquisition of subsidiaries | 0.0 | 0.0
Disposal and remeasurement of interest in investment | 0.0 |
Amortization | (3.8) | (3.1)
Transfers and others | (1.1) | 7.4
Exchange differences | 1.0 | (0.6)
Intangible assets, end | 27.8 | 31.7
Other intangible assets | Cost |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | 55.6 |
Intangible assets, end | 54.4 | 55.6
Other intangible assets | Accumulated amortization |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Intangible assets, start | (23.9) |
Intangible assets, end | (26.6) | (23.9)
Internally generated |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | 47.3 | 50.9
Internally generated | Goodwill |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | 0.0 | 0.0
Internally generated | Capitalized development costs |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | 32.5 | 37.8
Internally generated | Customer relationships |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | 0.0 | 0.0
Internally generated | ERP and other software |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | 14.8 | 13.1
Internally generated | Technology |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | 0.0 | 0.0
Internally generated | Other intangible assets |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately | $ 0.0 | 0.0
Not internally generated |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | 1.0
Not internally generated | Goodwill |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | 0.0
Not internally generated | Capitalized development costs |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | 0.0
Not internally generated | Customer relationships |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | 0.2
Not internally generated | ERP and other software |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | 0.0
Not internally generated | Technology |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | 0.0
Not internally generated | Other intangible assets |  |
Reconciliation of changes in intangible assets and goodwill [abstract] |  |
Additions – acquired separately |  | $ 0.8

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