Statement Of Comprehensive Income [Abstract]

Ciech S.A. - Filing #6225324

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	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	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31	2020-01-01 to 2020-12-31
Statement of comprehensive income [abstract]
Profit (loss)	781,000 PLN	- PLN	- PLN	292,418,000 PLN	- PLN	- PLN	- PLN	- PLN	- PLN	291,637,000 PLN	292,418,000 PLN	128,030,000 PLN	- PLN	129,277,000 PLN	- PLN	- PLN	- PLN	- PLN	- PLN	1,247,000 PLN	- PLN	129,277,000 PLN
Other comprehensive income [abstract]
Components of other comprehensive income that will not be reclassified to profit or loss, before tax [abstract]
Other comprehensive income, before tax, gains (losses) on remeasurements of defined benefit plans	—	—	—	—	—	—	—	—	—	1,342,000 PLN	—	167,000 PLN	—	—	—	—	—	—	—	—	—	—
Other comprehensive income that will not be reclassified to profit or loss, before tax	—	—	—	—	—	—	—	—	—	1,342,000 PLN	—	167,000 PLN	—	—	—	—	—	—	—	—	—	—
Components of other comprehensive income that will be reclassified to profit or loss, before tax [abstract]
Exchange differences on translation [abstract]
Other comprehensive income, before tax, exchange differences on translation of foreign operations	—	—	—	—	—	—	—	—	—	4,320,000 PLN	—	42,397,000 PLN	—	—	—	—	—	—	—	—	—	—
Cash flow hedges [abstract]
Other comprehensive income, before tax, cash flow hedges	—	—	—	—	—	—	—	—	—	237,461,000 PLN	—	37,327,000 PLN	—	—	—	—	—	—	—	—	—	—
Other comprehensive income that will be reclassified to profit or loss, before tax	—	—	—	—	—	—	—	—	—	216,435,000 PLN	—	1,618,000 PLN	—	—	—	—	—	—	—	—	—	—
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss [abstract]
Income tax relating to components of other comprehensive income that will not be reclassified to profit or loss	—	—	—	—	—	—	—	—	—	255,000 PLN	—	32,000 PLN	—	—	—	—	—	—	—	—	—	—
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss [abstract]
Income tax relating to components of other comprehensive income that will be reclassified to profit or loss	—	—	—	—	—	—	—	—	—	69,463,000 PLN	—	12,219,000 PLN	—	—	—	—	—	—	—	—	—	—
Other comprehensive income	112,000 PLN	168,156,000 PLN	- PLN	145,773,000 PLN	- PLN	16,672,000 PLN	1,087,000 PLN	4,590,000 PLN	- PLN	145,885,000 PLN	34,000 PLN	13,702,000 PLN	135,000 PLN	9,000 PLN	3,443,000 PLN	- PLN	27,071,000 PLN	- PLN	44,207,000 PLN	153,000 PLN	- PLN	13,549,000 PLN
Comprehensive income	669,000 PLN	168,156,000 PLN	- PLN	438,191,000 PLN	- PLN	16,672,000 PLN	1,087,000 PLN	4,590,000 PLN	- PLN	437,522,000 PLN	292,384,000 PLN	141,732,000 PLN	135,000 PLN	129,268,000 PLN	3,443,000 PLN	- PLN	27,071,000 PLN	- PLN	44,207,000 PLN	1,094,000 PLN	- PLN	142,826,000 PLN
Comprehensive income attributable to [abstract]
Comprehensive income, attributable to owners of parent	—	—	—	—	—	—	—	—	—	438,191,000 PLN	—	142,826,000 PLN	—	—	—	—	—	—	—	—	—	—
Comprehensive income, attributable to non-controlling interests	—	—	—	—	—	—	—	—	—	669,000 PLN	—	1,094,000 PLN	—	—	—	—	—	—	—	—	—	—