XML 126 R106.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Equity - Share options, range of exercise prices (Details) | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2021 shares $ / shares | Dec. 31, 2020 shares $ / shares | Dec. 31, 2019 shares $ / shares
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 4,041,567 | 4,149,639 | 4,116,149
Weighted average remaining contractual life | 4 years 7 months 6 days |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 9.25 | $ 7.07 | $ 2.92
Number options exercisable (in shares) | shares | 1,963,793 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 5.44 |  |
$1.23 - $1.50 |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 118,517 |  |
Weighted average remaining contractual life | 1 year 1 month 6 days |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 1.42 |  |
Number options exercisable (in shares) | shares | 118,517 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 1.42 |  |
$1.23 - $1.50 | Bottom of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | 1.23 |  |
$1.23 - $1.50 | Top of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | $ 1.50 |  |
$2.00 - $2.36 |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 260,507 |  |
Weighted average remaining contractual life | 1 year 7 months 6 days |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 2.17 |  |
Number options exercisable (in shares) | shares | 260,507 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 2.17 |  |
$2.00 - $2.36 | Bottom of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | 2.00 |  |
$2.00 - $2.36 | Top of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | $ 2.36 |  |
$2.86 - $3.16 |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 339,976 |  |
Weighted average remaining contractual life | 3 years 7 months 6 days |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 2.93 |  |
Number options exercisable (in shares) | shares | 285,894 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 2.90 |  |
$2.86 - $3.16 | Bottom of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | 2.86 |  |
$2.86 - $3.16 | Top of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | $ 3.16 |  |
$3.21 - $4.71 |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 1,150,704 |  |
Weighted average remaining contractual life | 3 years 10 months 24 days |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 3.46 |  |
Number options exercisable (in shares) | shares | 800,235 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 3.53 |  |
$3.21 - $4.71 | Bottom of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | 3.21 |  |
$3.21 - $4.71 | Top of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | $ 4.71 |  |
$10.64 - $13.46 |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 1,275,856 |  |
Weighted average remaining contractual life | 5 years 3 months 18 days |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 11.35 |  |
Number options exercisable (in shares) | shares | 340,989 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 11.16 |  |
$10.64 - $13.46 | Bottom of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | 10.64 |  |
$10.64 - $13.46 | Top of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | $ 13.46 |  |
$15.63 - $26.13 |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Options outstanding (in shares) | shares | 896,007 |  |
Weighted average remaining contractual life | 6 years |  |
Weighted average exercise price of options outstanding (in usd per share) | $ 19.18 |  |
Number options exercisable (in shares) | shares | 157,651 |  |
Weighted average exercise price of options exercisable (in usd per share) | $ 15.83 |  |
$15.63 - $26.13 | Bottom of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | 15.63 |  |
$15.63 - $26.13 | Top of range |  |  |
Disclosure of range of exercise prices of outstanding share options [line items] |  |  |
Exercise price (in usd per share) | $ 26.13 |  |

X
- Definition Exercise Price Of Share Options + References No definition available. + Details
Name: | bldp_ExercisePriceOfShareOptions
Namespace Prefix: | bldp_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfRangeOfExercisePricesOfOutstandingShareOptionsLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of share options outstanding in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_i&doctype=Standard -URIDate 2021-03-24 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vi&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfOutstandingShareOptions
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The number of share options exercisable in a share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_NumberOfShareOptionsExercisableInSharebasedPaymentArrangement
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:decimalItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average exercise price of share options exercisable in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vii -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vii&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsExercisableInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average exercise price of share options outstanding in a share-based payment arrangement. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause i -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_i&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph b -Clause vi -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_b_vi&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageExercisePriceOfShareOptionsOutstandingInSharebasedPaymentArrangement2019
Namespace Prefix: | ifrs-full_
Data Type: | num:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The weighted average remaining contractual life of outstanding share options. [Refer: Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 2 -IssueDate 2021-01-01 -Paragraph 45 -Subparagraph d -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=2&code=ifrs-tx-2021-en-r&anchor=para_45_d&doctype=Standard -URIDate 2021-03-24 + Details
Name: | ifrs-full_WeightedAverageRemainingContractualLifeOfOutstandingShareOptions2019
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=bldp_ExercisePriceRangeOneMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_BottomOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangeAxis=ifrs-full_TopOfRangeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=bldp_ExercisePriceRangeTwoMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=bldp_ExercisePriceRangeThreeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=bldp_ExercisePriceRangeFourMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=bldp_ExercisePriceRangeFiveMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_RangesOfExercisePricesForOutstandingShareOptionsAxis=bldp_ExercisePriceRangeSixMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |