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Lease - Summary of maturity analysis of operating lease payments (Detail)
₩ in Millions
Dec. 31, 2022
KRW (₩)
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received ₩ 447,434
Less than 1 year  
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received 239,174
1 year ~ 2 year  
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received 132,802
2 year ~ 3 year  
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received 60,808
3 year ~ 4 years  
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received 9,424
4 year ~ 5 year  
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received 3,520
More than 5 year  
Disclosure of maturity analysis of operating lease payments [line items]  
Undiscounted operating lease payments to be received ₩ 1,706