Disclosure Of Income Tax [Text Block]

OSB Group PLC - Filing #1871267

Concept	As at 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	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	2022-01-01 to 2022-12-31	2022-01-01 to 2022-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	As at 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31	2021-01-01 to 2021-12-31
Disclosure of income tax [text block]	—	—	—	14.T	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Major components of tax expense (income) [abstract]
Tax expense (income)	—	—	—	121,500,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1 1 9. 3 GBP	—
Current and deferred tax relating to items charged or credited directly to equity [abstract]
Current and deferred tax relating to items credited (charged) directly to equity	—	—	—	—	—	—	—	—	—	—	—	—	– GBP	– GBP	– GBP	—	– GBP	1,600,000 GBP	– GBP	– GBP	– GBP	– GBP	1. 6 GBP	– GBP
Income tax relating to components of other comprehensive income [abstract]
Income tax relating to financial assets measured at fair value through other comprehensive income included in other comprehensive income	—	—	—	100,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	500,000 GBP	—
Income tax relating to components of other comprehensive income	—	– GBP	– GBP	0 .1 GBP	– GBP	– GBP	– GBP	0 .1 GBP	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	—	– GBP	– GBP	– GBP	– GBP	500,000 GBP	– GBP	0. 5 GBP	– GBP
Disclosure of temporary difference, unused tax losses and unused tax credits [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Disclosure of temporary difference, unused tax losses and unused tax credits [abstract]
Disclosure of temporary difference, unused tax losses and unused tax credits [line items]
Deferred tax assets and liabilities [abstract]
Deferred tax assets	6,300,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	5,600,000 GBP	—	—	—	—	—	—	—	—
Deferred tax liabilities	22,300,000 GBP	—	—	—	—	—	—	—	—	—	—	—	—	—	—	39 .8 GBP	—	—	—	—	—	—	—	—
Reconciliation of changes in deferred tax liability (asset) [abstract]
Changes in deferred tax liability (asset) [abstract]
Reconciliation of accounting profit multiplied by applicable tax rates [abstract]