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Capital Structure, Financial Risk and Related Items - Warrant Activity (Details) - kr / shares | 12 Months Ended
--- | ---
Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance at beginning of period | 988,468 | 1,413,624 | 1,423,210
Granted | 175,984 | 118,228 | 307,219
Exercised | (172,708) | (471,246) | (299,431)
Expired |  |  | (2,000)
Cancelled | (23,293) | (72,138) | (15,374)
Balance at end of period | 968,451 | 988,468 | 1,413,624
Exercisable at year end | 411,724 | 346,716 | 638,248
Exercisable warrants in the money at year end | 411,724 | 346,716 | 627,061
Weighted average exercise price of warrants at beginning | kr 1,247.22 | kr 862.03 | kr 592.14
Weighted average exercise price of warrants granted | 2,282.35 | 2,009.79 | 1,483.58
Weighted average exercise price of warrants exercised | 780.48 | 296.77 | 212.23
Weighted average exercise price of warrants expired |  |  | 129.75
Weighted average exercise price of warrants cancelled | 1,956.91 | 1,157.54 | 1,049.34
Weighted average exercise price of warrants at ending | 1,501.49 | 1,247.22 | 862.03
Weighted Average Exercise Price Of Warrants Exercisable | 1,058.41 | 935.60 | 407.89
Weighted Average Exercise Price Of Warrants Exercisable In Money | 1,058.41 | kr 935.60 | kr 385.84
Percentage of share capital attributed to exercise of warrants |  | 1.00% | 2.00%
Weighted average exercise price of fair market value | kr 2,439.80 | kr 2,035.29 | kr 1,267.92
Board of Directors |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance at beginning of period | 11,941 | 62,334 | 74,478
Granted | 1,217 |  | 3,925
Exercised | (2,500) | (24,438) | (15,750)
Transfers |  | (25,955) | (319)
Balance at end of period | 10,658 | 11,941 | 62,334
Exercisable at year end | 6,594 | 4,192 | 50,227
Exercisable warrants in the money at year end | 6,594 | 4,192 | 50,227
Executive Management |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance at beginning of period | 140,815 | 347,801 | 480,201
Granted | 1,287 | 7,771 |
Exercised | (7,250) |  | (132,400)
Cancelled |  | (28,424) |
Transfers | 24,782 | (186,333) |
Balance at end of period | 159,634 | 140,815 | 347,801
Exercisable at year end | 135,723 | 83,426 | 230,233
Exercisable warrants in the money at year end | 135,723 | 83,426 | 227,733
Employees |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance at beginning of period | 732,577 | 858,973 | 706,088
Granted | 167,080 | 110,041 | 303,066
Exercised | (105,726) | (122,015) | (56,237)
Cancelled | (477) | (589) |
Transfers | (54,454) | (113,833) | (93,944)
Balance at end of period | 739,000 | 732,577 | 858,973
Exercisable at year end | 219,386 | 166,402 | 225,855
Exercisable warrants in the money at year end | 219,386 | 166,402 | 219,403
Former Member Of Board Of Directors and Employees |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Balance at beginning of period | 103,135 | 144,516 | 162,443
Granted | 6,400 | 416 | 228
Exercised | (57,232) | (324,793) | (95,044)
Expired |  |  | (2,000)
Cancelled | (22,816) | (43,125) | (15,374)
Transfers | 29,672 | 326,121 | 94,263
Balance at end of period | 59,159 | 103,135 | 144,516
Exercisable at year end | 50,021 | 92,696 | 131,933
Exercisable warrants in the money at year end | 50,021 | 92,696 | 129,698
Warrants Granted from August 2004 until April 2012 |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Percentage of share capital attributed to exercise of warrants | 25.00% |  |
Warrants Granted from April 2012 until February 2021 |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Warrant vesting period | 4 years |  |
Warrants Granted from March 2017 until February 2021 |  |  |
Disclosure of terms and conditions of share-based payment arrangement [line items] |  |  |
Warrant vesting period | 3 years |  |

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