XML 88 R78.htm IDEA: XBRL DOCUMENT

Revenue - Contract (Tables)

12 Months Ended

Dec. 31, 2025

TextBlock 1 [Abstract]

Summary of In-Progress Contracts

(a)	Details of outstanding contracts as of December 31, 2024 and 2025 are as follows:


(in millions of Won)		2024				2025
Accumulated cost		￦	28,057,329				15,689,709
Accumulated contract profit			1,935,732				1,165,262
Accumulated contract loss			(709,097	)			(729,880	)
Accumulated contract revenue			29,283,964				16,125,091

Summary of Due From Customers for Contract Work and Due to Customers for Contract Work

(b)	Details of due from customers for contract work and due to customers for contract work as of December 31, 2024 and 2025 are as follows:


(in millions of Won)		2024				2025
Due from customers for contract work		￦	1,487,559				1,580,558
Due to customers for contract work			(452,839	)			(727,902	)

		￦	1,034,720				852,656

Summary of provision of construction loss explanatory

(c)	Details of provisions of construction loss as of December 31, 2024 and 2025 are as follows:


(in millions of Won)		2024				2025
Infrastructure-Construction segment		￦	52,492				113,391
Others			857				915

		￦	53,349				114,306

Summary of Changes in Estimated Total Contract Costs and Impact on Profit or Loss

(d)	For the years ended December 31, 2023, 2024 and 2025, the total contract revenues and the estimated total contract costs have changed and the impact of such changes on profit before income tax for the current and future periods are as follows:


(in millions of Won)		2023				2024				2025
Changes in total contract revenues		￦	1,362,828				1,346,547				1,198,301
Changes in estimated total contract costs			1,419,726				1,578,811				1,242,208
Changes in profit before income taxes of construction contract :
- Current period			(91,397	)			(314,409	)			(410,413	)
- Future periods			34,499				82,145				366,506

Summary of Expected Revenue In Relation To Performance Obligations

(e)	As of December 31, 2025, revenue expected to be recognized in the future in relation to performance obligations that have not been fulfilled (or partially fulfilled) is as follows:


(in millions of Won)		2026				2027				2028				After 2029				Total
Expected revenue		￦	7,319,357				5,242,014				2,928,964				2,330,608				17,820,943