Statement Of Financial Position [Abstract]
| Concept |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2021-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2020-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
As at 2019-12-31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Statement of financial position [abstract] | ||||||||||||||||||||||||||||||
| Assets [abstract] | ||||||||||||||||||||||||||||||
| Property, plant and equipment | — | — |
879,782,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
826,569,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Right-of-use assets | — | — |
11,897,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
12,185,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Investments in subsidiaries, joint ventures and associates reported in separate financial statements | — | — |
2,125,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,122,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Deferred tax assets | — | — |
3,333,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
2,218,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Cash and cash equivalents | — | — |
66,487,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
40,105,000,000
RUB
|
— | — | — | — |
25,157,000,000
RUB
|
— | — | — | — | — | — |
| Assets | — | — |
1,502,289,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,263,441,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities [abstract] | ||||||||||||||||||||||||||||||
| Equity [abstract] | ||||||||||||||||||||||||||||||
| Retained earnings | — | — |
850,198,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
739,641,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Treasury shares | — | — |
10,359,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
10,359,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity attributable to owners of parent | — | — |
938,388,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
827,672,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Non-controlling interests | — | — |
4,987,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
3,918,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity |
10,359,000,000
RUB
|
850,198,000,000
RUB
|
943,375,000,000
RUB
|
84,437,000,000
RUB
|
975,000,000
RUB
|
976,000,000
RUB
|
938,388,000,000
RUB
|
4,987,000,000
RUB
|
2,344,000,000
RUB
|
11,767,000,000
RUB
|
739,641,000,000
RUB
|
3,918,000,000
RUB
|
827,672,000,000
RUB
|
11,767,000,000
RUB
|
2,511,000,000
RUB
|
84,437,000,000
RUB
|
10,359,000,000
RUB
|
3,191,000,000
RUB
|
831,590,000,000
RUB
|
1,506,000,000
RUB
|
745,532,000,000
RUB
|
6,598,000,000
RUB
|
1,092,000,000
RUB
|
752,130,000,000
RUB
|
658,614,000,000
RUB
|
1,895,000,000
RUB
|
1,914,000,000
RUB
|
84,437,000,000
RUB
|
10,359,000,000
RUB
|
11,767,000,000
RUB
|
| Liabilities [abstract] | ||||||||||||||||||||||||||||||
| Deferred tax liabilities | — | — |
43,073,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
33,343,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Liabilities | — | — |
558,914,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
431,851,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |
| Equity and liabilities | — | — |
1,502,289,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
1,263,441,000,000
RUB
|
— | — | — | — | — | — | — | — | — | — | — |