Profit Or Loss [Abstract]

Greggs PLC - Filing #5840581

Concept	2023-12-31 to 2024-12-28	2023-12-31 to 2024-12-28	2023-12-31 to 2024-12-28	2023-12-31 to 2024-12-28	2023-12-31 to 2024-12-28	2023-12-31 to 2024-12-28	2023-12-31 to 2024-12-28	2023-01-01 to 2023-12-30	2023-01-01 to 2023-12-30	2023-01-01 to 2023-12-30	2023-01-01 to 2023-12-30	2023-01-01 to 2023-12-30	2023-01-01 to 2023-12-30	2023-01-01 to 2023-12-30
Profit or loss [abstract]
Profit (loss) [abstract]
Revenue	—	—	2,014,400,000 GBP	—	—	– GBP	2, 014.4 GBP	– GBP	1,809,600,000 GBP	—	—	—	1,809,600,000 GBP	—
Other income	—	—	13,800,000 GBP	—	—	13,800,000 GBP	– GBP	20,300,000 GBP	– GBP	—	—	—	20,300,000 GBP	—
Profit (loss) from operating activities	—	—	209,400,000 GBP	—	—	14,100,000 GBP	195,300,000 GBP	20,600,000 GBP	171,700,000 GBP	—	—	—	192,300,000 GBP	—
Finance income	—	—	8,100,000 GBP	—	—	– GBP	8,100,000 GBP	– GBP	6,100,000 GBP	—	—	—	6,100,000 GBP	—
Finance costs	—	—	13,600,000 GBP	—	—	– GBP	13,600,000 GBP	– GBP	10,100,000 GBP	—	—	—	10,100,000 GBP	—
Profit (loss) before tax	—	—	203,900,000 GBP	—	—	14,100,000 GBP	189,800,000 GBP	20,600,000 GBP	167 .7 GBP	—	—	—	188,300,000 GBP	—
Tax expense (income)	—	—	50,500,000 GBP	—	—	1,700,000 GBP	48,800,000 GBP	4,800,000 GBP	4 1.0 GBP	—	—	—	45,800,000 GBP	—
Profit (loss)	– GBP	– GBP	153,400,000 GBP	– GBP	153,400,000 GBP	12,400,000 GBP	14 1.0 GBP	15,800,000 GBP	126,700,000 GBP	– GBP	– GBP	142,500,000 GBP	142,500,000 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	—	—	1.507	—	—	0.122	1.385	0.156	125. 0	—	—	—	1.406	—
Diluted earnings per share [abstract]
Diluted earnings (loss) per share	—	—	1.496	—	—	0.121	137 .5	0.154	1.238	—	—	—	1.392	—