Statement Of Changes In Equity [Abstract]

RaySearch Laboratories - Filing #700831

Concept	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	As at 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	As at 2020-12-31	As at 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31	As at 2019-12-31
Statement of changes in equity [abstract]
Statement of changes in equity [line items]
Equity	637 598 SEK	1 975 SEK	—	649 278 SEK	—	649 278 SEK	7 436 SEK	17 141 SEK	—	—	684 913 SEK	—	1 975 SEK	694 351 SEK	17 141 SEK	—	9 678 SEK	694 351 SEK	—	—	705 468 SEK	7 641 SEK	1 975 SEK	693 993 SEK	17 141 SEK
Changes in equity [abstract]
Comprehensive income [abstract]
Profit (loss)	—	—	47 315 SEK	—	—	—	—	—	47 315 SEK	47 315 SEK	—	9 080 SEK	—	—	—	9 080 SEK	—	—	—	9 080 SEK	—	—	—	—	—
Other comprehensive income	—	—	2 242 SEK	—	2 242 SEK	—	—	—	—	—	—	—	—	—	—	—	—	—	2 037 SEK	2 037 SEK	—	—	—	—	—
Comprehensive income	—	—	45 073 SEK	—	2 242 SEK	—	—	—	45 073 SEK	47 315 SEK	—	11 117 SEK	—	—	—	9 080 SEK	—	—	2 037 SEK	11 117 SEK	—	—	—	—	—