Analysis Of Income And Expense [Abstract]

Clarkson PLC - Filing #1872578

Concept	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	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
Analysis of income and expense [abstract]
Revenue [abstract]
Revenue	—	—	—	603,800,000 GBP	– GBP	603,800,000 GBP	—	—	443,300,000 GBP	—	– GBP	—	—	—	443,300,000 GBP	—
Material income and expense [abstract]
Other finance income	—	—	—	0. 4 GBP	– GBP	0. 4 GBP	—	—	100,000 GBP	—	– GBP	—	—	—	0 .1 GBP	—
Expenses by nature [abstract]
Depreciation, amortisation and impairment loss (reversal of impairment loss) recognised in profit or loss [abstract]
Impairment loss (reversal of impairment loss) recognised in profit or loss	—	—	—	5 . 8 GBP	—	—	—	—	—	—	—	—	—	—	2. 6 GBP	—
Comprehensive income, continuing and discontinued operations [abstract]
Comprehensive income	– GBP	7 8.0 GBP	7. 9 GBP	82,000,000 GBP	—	—	70,100,000 GBP	4 .0 GBP	—	4,300,000 GBP	—	2,700,000 GBP	– GBP	52,900,000 GBP	5 7. 2 GBP	55,600,000 GBP
Comprehensive income attributable to owners of parent, continuing and discontinued operations [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	78 .0 GBP	—	—	—	—	—	—	—	—	—	—	52,900,000 GBP	—
Comprehensive income attributable to non-controlling interests, continuing and discontinued operations [abstract]
Comprehensive income, attributable to non-controlling interests	—	—	—	4,000,000 GBP	—	—	—	—	—	—	—	—	—	—	4,300,000 GBP	—