Revenue from contracts with customers (Tables)

12 Months Ended

Dec. 31, 2022

Revenue from Contracts with Customers [Abstract]

Schedule of corporation’s income is derived principally

In thousands of soles	2020		2021		2022
Construction activities		1,854,819		2,467,477		2,451,067
Services rendered		936,485		1,094,439		1,104,900
Sale of real estate and goods		394,249		579,482		849,157
Revenue from contracts with customers		3,185,553		4,141,398		4,405,124

Schedule of movement in contract liabilities

For the year ended December 31,	Engineering and construction						Energy						Infrastructure						Real estate						Parent Company operations						Total
In thousands of soles	2020		2021		2022		2020		2021		2022		2020		2021		2022		2020		2021		2022		2020		2021		2022		2020		2021		2022
Primary geographical markets
Peru		1,355,589		1,862,176		1,794,735		369,798		541,859		633,792		594,723		638,358		745,750		182,439		239,391		367,276		7,865		2,889		2,912		2,510,414		3,284,673		3,544,465
Chile		521,076		750,565		708,996		-		-		-		-		-		-		-		-		-		-		-		-		521,076		750,565		708,996
Colombia		151,876		106,160		151,663		-		-		-		-		-		-		-		-		-		-		-		-		151,876		106,160		151,663
Mexico		2,187		-		-		-		-		-		-		-		-		-		-		-		-		-		-		2,187		-		-
		2,030,728		2,718,901		2,655,394		369,798		541,859		633,792		594,723		638,358		745,750		182,439		239,391		367,276		7,865		2,889		2,912		3,185,553		4,141,398		4,405,124
Major products/ service lines
Construction activities		1,854,819		2,467,477		2,451,067		-		-		-		-		-		-		-		-		-		-		-		-		1,854,819		2,467,477		2,451,067
Engineering services		175,909		251,424		204,327		-		-		-		-		-		-		-		-		-		-		-		-		175,909		251,424		204,327
Oil and gas extraction, storage and dispatching services		-		-		-		149,095		192,103		145,874		-		-		-		-		-		-		-		-		-		149,095		192,103		145,874
Transportation services		-		-		-		-		-		-		343,870		347,377		387,049		-		-		-		-		-		-		343,870		347,377		387,049
Road concession services		-		-		-		-		-		-		247,494		287,331		354,289		-		-		-		-		-		-		247,494		287,331		354,289
Water treatment service		-		-		-		-		-		-		3,359		3,650		4,412		-		-		-		-		-		-		3,359		3,650		4,412
Property rental		-		-		-		-		-		-		-		-		-		8,893		9,665		6,037		-		-		-		8,893		9,665		6,037
Parent company services and others		-		-		-		-		-		-		-		-		-		-		-		-		7,865		2,889		2,912		7,865		2,889		2,912
Sale of real estate and lots		-		-		-		-		-		-		-		-		-		173,546		229,726		361,239		-		-		-		173,546		229,726		361,239
Sale of oil and gas		-		-		-		220,703		349,756		487,918		-		-		-		-		-		-		-		-		-		220,703		349,756		487,918
		2,030,728		2,718,901		2,655,394		369,798		541,859		633,792		594,723		638,358		745,750		182,439		239,391		367,276		7,865		2,889		2,912		3,185,553		4,141,398		4,405,124
Timing of revenue recognition
Transferred at a point in time		-		-		-		369,798		541,859		633,792		-		-		-		182,439		239,391		367,276		7,865		2,889		2,912		560,102		784,139		1,003,980
transferred over time		2,030,728		2,718,901		2,655,394		-		-		-		594,723		638,358		745,750		-		-		-		-		-		-		2,625,451		3,357,259		3,401,144
		2,030,728		2,718,901		2,655,394		369,798		541,859		633,792		594,723		638,358		745,750		182,439		239,391		367,276		7,865		2,889		2,912		3,185,553		4,141,398		4,405,124
Revenue from contracts with customers		2,030,728		2,718,901		2,655,394		369,798		541,859		633,792		594,723		638,358		745,750		182,439		239,391		367,276		7,865		2,889		2,912		3,185,553		4,141,398		4,405,124

Schedule of balances of contract assets and liabilities

In thousands of soles	Note		2021			2022
Receivables		10.a		773,575			894,571
Unbilled receivables		10.b and c		744,363			907,880
Guarantee deposits		12.a		139,019			194,885
Advances received from customers		20.a		(322,680	)		(365,730	)

Schedule of movement in contract liabilities

In thousands of soles	2020			2021			2022
Initial balance		307,839			280,970			322,680
Advances received from customers		743,431			707,009			769,504
Compensation of customer advances		(770,300	)		(665,299	)		(726,454	)
Final balance		280,970			322,680			365,730

Schedule of expected future income from signed contracts

	Annual Backlog
In thousands of soles	2023			2024			2025+			Total
Engineering and Construction		2,463,484			1,197,101			-			3,660,585
Infrastructure		730,702			646,764			631,645			2,009,111
Real estate		149,295			18,611			-			167,906
Intercompany eliminations		(172,416	)		(172,418	)		(165,131	)		(509,965	)
		3,171,065			1,690,058			466,514			5,327,637