Analysis Of Income And Expense [Abstract]

BTS Group - Filing #678466

Concept	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2023-01-01 to 2023-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31
Analysis of income and expense [abstract]
Revenue [abstract]
Interest income	—	5 576 SEK	—	—	—	—	2 793 SEK	—	—	—
Revenue	—	2 682 892 SEK	—	—	—	—	2 529 634 SEK	—	—	—
Material income and expense [abstract]
Finance income (cost)	—	7 123 SEK	—	—	—	—	13 879 SEK	—	—	—
Operating expense	—	2 394 842 SEK	—	—	—	—	2 226 383 SEK	—	—	—
Expenses by nature [abstract]
Classes of employee benefits expense [abstract]
Employee benefits expense	—	1 499 216 SEK	—	—	—	—	1 395 792 SEK	—	—	—
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Depreciation and amortisation expense [abstract]
Depreciation and amortisation expense	—	133 867 SEK	—	—	—	—	116 695 SEK	—	—	—
Other expenses, by nature	—	761 759 SEK	—	—	—	—	713 896 SEK	—	—	—
Disclosure of attribution of expenses by nature to their function [text block]	—	—	—	—	—	—	—	—	—	—
Disclosure of attribution of expenses by nature to their function [abstract]
Disclosure of attribution of expenses by nature to their function [line items]
Share of profit (loss) of associates and joint ventures accounted for using equity method [abstract]
Share of profit (loss) of associates and joint ventures accounted for using equity method	—	39,000 SEK	—	—	—	—	295,000 SEK	—	—	—
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	0 SEK	181 673 SEK	214 815 SEK	0 SEK	33 142 SEK	0 SEK	322 981 SEK	0 SEK	198 405 SEK	124 576 SEK
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	181 673 SEK	—	—	—	—	322 981 SEK	—	—	—