Profit Or Loss [Abstract]

Spectris PLC - Filing #1588883

Concept	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	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	—	—	—	—	—	—	1 , 292 .0 GBP	—	—	—	1, 3 36. 2 GBP	—	—	—	—	—
Cost of sales	—	—	—	—	—	—	553 . 2 GBP	—	—	—	599. 8 GBP	—	—	—	—	—
Gross profit	—	—	—	—	—	—	738,800,000 GBP	—	—	—	7 36.4 GBP	—	—	—	—	—
Administrative expenses	—	—	—	—	—	—	245 .9 GBP	—	—	—	394. 7 GBP	—	—	—	—	—
Profit (loss) from operating activities	—	—	—	—	—	—	154. 9 GBP	—	—	—	2 3. 3 GBP	—	—	—	—	—
Finance income	—	—	—	—	—	—	12 . 8 GBP	—	—	—	1,800,000 GBP	—	—	—	—	—
Finance costs	—	—	—	—	—	—	5 .6 GBP	—	—	—	1 0. 2 GBP	—	—	—	—	—
Profit (loss) before tax	—	—	—	—	—	—	388 .6 GBP	—	—	—	4. 1 GBP	—	—	—	—	—
Tax expense (income)	—	—	—	—	—	—	41 .7 GBP	—	—	—	12. 9 GBP	—	—	—	—	—
Profit (loss)	– GBP	– GBP	– GBP	– GBP	– GBP	– GBP	34 6.9 GBP	346. 9 GBP	1 7. 0 GBP	– GBP	1 7. 0 GBP	– GBP	– GBP	– GBP	– GBP	– GBP
Earnings per share [text block]	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
Earnings per share [abstract]
Earnings per share [line items]
Basic earnings per share [abstract]
Basic earnings (loss) per share	—	—	—	—	—	—	305 .1	—	—	—	14 . 6	—	—	—	—	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share	—	—	—	—	—	—	304 .0	—	—	—	14 . 6	—	—	—	—	—