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Borrowings - Summary of Borrowings (Detail)
₩ in Millions, ¥ in Millions, $ in Millions, $ in Millions
 12 Months Ended
Dec. 31, 2022
KRW (₩)
Dec. 31, 2022
USD ($)
Dec. 31, 2022
JPY (¥)
Dec. 31, 2022
SGD ($)
Dec. 31, 2021
KRW (₩)
Dec. 31, 2021
USD ($)
Dec. 31, 2021
JPY (¥)
Dec. 31, 2021
SGD ($)
Disclosure of detailed information about borrowings [line items]                
Annual interest rates 0.00% 0.00% 0.00% 0.00%        
Less: Current portion ₩ (1,827,042)       ₩ (1,731,422)      
Borrowings 10,006,685       8,437,703      
Gross carrying amount [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings ₩ 10,033,053              
Gross carrying amount [member] | Sept. 07, 2034 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Sep. 7, 2034              
Annual interest rates 6.50% 6.50% 6.50% 6.50%        
Gross carrying amount [member] | July 18, 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jul. 18, 2026              
Annual interest rates 2.50% 2.50% 2.50% 2.50%        
Gross carrying amount [member] | Aug 07, 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 7, 2022              
Gross carrying amount [member] | Aug 23, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 23, 2023              
Annual interest rates description LIBOR(3M)+0.900              
Annual interest rates adjustment rate 0.90% 0.90% 0.90% 0.90%        
Gross carrying amount [member] | July 19, 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jul. 19, 2022              
Gross carrying amount [member] | July 19, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jul. 19, 2024              
Annual interest rates 0.33% 0.33% 0.33% 0.33%        
Gross carrying amount [member] | Sept. 1, 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Sep. 1, 2025              
Annual interest rates 1.00% 1.00% 1.00% 1.00%        
Gross carrying amount [member] | Nov 01, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Nov. 1, 2024              
Annual interest rates description LIBOR(3M)+0.980              
Annual interest rates adjustment rate 0.98% 0.98% 0.98% 0.98%        
Gross carrying amount [member] | Jun. 19. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 19, 2023              
Annual interest rates description SOR(6M)+0.500              
Annual interest rates adjustment rate 0.50% 0.50% 0.50% 0.50%        
Gross carrying amount [member] | Jan, 21, 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 21, 2027              
Annual interest rates 1.375% 1.375% 1.375% 1.375%        
Gross carrying amount [member] | Dec. 22, 2031 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Dec. 22, 2031              
Annual interest rates 4.27% 4.27% 4.27% 4.27%        
Gross carrying amount [member] | Apr. 10, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Apr. 10, 2023              
Annual interest rates 2.95% 2.95% 2.95% 2.95%        
Gross carrying amount [member] | Apr. 10, 2033 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Apr. 10, 2033              
Annual interest rates 3.17% 3.17% 3.17% 3.17%        
Gross carrying amount [member] | June 26, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 26, 2024              
Annual interest rates 3.418% 3.418% 3.418% 3.418%        
Gross carrying amount [member] | June 26, 2034 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 26, 2034              
Annual interest rates 3.695% 3.695% 3.695% 3.695%        
Gross carrying amount [member] | Sept. 02, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Sep. 2, 2024              
Annual interest rates 3.314% 3.314% 3.314% 3.314%        
Gross carrying amount [member] | Sept. 02, 2034 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Sep. 2, 2034              
Annual interest rates 3.546% 3.546% 3.546% 3.546%        
Gross carrying amount [member] | Jan. 29, 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 29, 2025              
Annual interest rates 2.454% 2.454% 2.454% 2.454%        
Gross carrying amount [member] | Jan. 29, 2035 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 29, 2035              
Annual interest rates 2.706% 2.706% 2.706% 2.706%        
Gross carrying amount [member] | Jan. 28, 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 28, 2026              
Annual interest rates 2.203% 2.203% 2.203% 2.203%        
Gross carrying amount [member] | Jan. 28, 2036 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 28, 2036              
Annual interest rates 2.351% 2.351% 2.351% 2.351%        
Gross carrying amount [member] | Jan. 30, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 30, 2023              
Annual interest rates 2.749% 2.749% 2.749% 2.749%        
Gross carrying amount [member] | Jan. 30, 2028 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 30, 2028              
Annual interest rates 2.947% 2.947% 2.947% 2.947%        
Gross carrying amount [member] | Jan. 30, 2038 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 30, 2038              
Annual interest rates 2.931% 2.931% 2.931% 2.931%        
Gross carrying amount [member] | Oct, 11, 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Oct. 11, 2022              
Gross carrying amount [member] | Oct, 11, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Oct. 11, 2024              
Annual interest rates 1.578% 1.578% 1.578% 1.578%        
Gross carrying amount [member] | Oct, 11, 2029 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Oct. 11, 2029              
Annual interest rates 1.622% 1.622% 1.622% 1.622%        
Gross carrying amount [member] | Oct, 11, 2039 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Oct. 11, 2039              
Annual interest rates 1.674% 1.674% 1.674% 1.674%        
Gross carrying amount [member] | June 16, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 16, 2023              
Annual interest rates 1.174% 1.174% 1.174% 1.174%        
Gross carrying amount [member] | June 17, 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 17, 2025              
Annual interest rates 1.434% 1.434% 1.434% 1.434%        
Gross carrying amount [member] | June 17, 2030 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 17, 2030              
Annual interest rates 1.608% 1.608% 1.608% 1.608%        
Gross carrying amount [member] | June 15, 2040 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 15, 2040              
Annual interest rates 1.713% 1.713% 1.713% 1.713%        
Gross carrying amount [member] | Jan, 26, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 26, 2024              
Annual interest rates 1.127% 1.127% 1.127% 1.127%        
Gross carrying amount [member] | Jan, 27, 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 27, 2026              
Annual interest rates 1.452% 1.452% 1.452% 1.452%        
Gross carrying amount [member] | Jan, 27, 2031 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 27, 2031              
Annual interest rates 1.849% 1.849% 1.849% 1.849%        
Gross carrying amount [member] | Jan, 25, 2041 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 25, 2041              
Annual interest rates 1.976% 1.976% 1.976% 1.976%        
Gross carrying amount [member] | Jun. 10. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 10, 2024              
Annual interest rates 1.387% 1.387% 1.387% 1.387%        
Gross carrying amount [member] | Jun. 10. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 10, 2026              
Annual interest rates 1.806% 1.806% 1.806% 1.806%        
Gross carrying amount [member] | Jun. 10. 2031 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 10, 2031              
Annual interest rates 2.168% 2.168% 2.168% 2.168%        
Gross carrying amount [member] | Jul. 02. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jul. 2, 2024              
Annual interest rates 1.844% 1.844% 1.844% 1.844%        
Gross carrying amount [member] | Jul. 02. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jul. 2, 2026              
Annual interest rates 2.224% 2.224% 2.224% 2.224%        
Gross carrying amount [member] | Jun. 23. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 23, 2023              
Annual interest rates 1.513% 1.513% 1.513% 1.513%        
Gross carrying amount [member] | Mar. 08. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Mar. 8, 2024              
Annual interest rates 1.44% 1.44% 1.44% 1.44%        
Gross carrying amount [member] | Mar. 10. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Mar. 10, 2026              
Annual interest rates 1.756% 1.756% 1.756% 1.756%        
Gross carrying amount [member] | Apr. 07. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Apr. 7, 2023              
Annual interest rates 1.154% 1.154% 1.154% 1.154%        
Gross carrying amount [member] | Apr. 08. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Apr. 8, 2024              
Annual interest rates 1.462% 1.462% 1.462% 1.462%        
Gross carrying amount [member] | May 12. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity May 12, 2023              
Annual interest rates 1.191% 1.191% 1.191% 1.191%        
Gross carrying amount [member] | May 14. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity May 14, 2024              
Annual interest rates 1.432% 1.432% 1.432% 1.432%        
Gross carrying amount [member] | Aug. 30. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 30, 2024              
Annual interest rates 1.813% 1.813% 1.813% 1.813%        
Gross carrying amount [member] | Aug. 28. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 28, 2026              
Annual interest rates 1.982% 1.982% 1.982% 1.982%        
Gross carrying amount [member] | Nov. 10. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Nov. 10, 2023              
Annual interest rates 2.31% 2.31% 2.31% 2.31%        
Gross carrying amount [member] | Nov. 11. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Nov. 11, 2024              
Annual interest rates 2.425% 2.425% 2.425% 2.425%        
Gross carrying amount [member] | Jan. 23. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 23, 2025              
Annual interest rates 2.511% 2.511% 2.511% 2.511%        
Gross carrying amount [member] | Aug. 08. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 08, 2025              
Annual interest rates 4.00% 4.00% 4.00% 4.00%        
Gross carrying amount [member] | Jan. 14. 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 14, 2022              
Gross carrying amount [member] | Jan. 15. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 15, 2024              
Annual interest rates 2.088% 2.088% 2.088% 2.088%        
Gross carrying amount [member] | Jan. 15. 2029 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 15, 2029              
Annual interest rates 2.16% 2.16% 2.16% 2.16%        
Gross carrying amount [member] | Jan. 14. 2039 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 14, 2039              
Annual interest rates 2.213% 2.213% 2.213% 2.213%        
Gross carrying amount [member] | Jan. 27. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 27, 2025              
Annual interest rates 2.596% 2.596% 2.596% 2.596%        
Gross carrying amount [member] | Jan. 27. 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 27, 2027              
Annual interest rates 2.637% 2.637% 2.637% 2.637%        
Gross carrying amount [member] | Jan. 27. 2032 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 27, 2032              
Annual interest rates 2.741% 2.741% 2.741% 2.741%        
Gross carrying amount [member] | Jun. 27. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 27, 2025              
Annual interest rates 4.191% 4.191% 4.191% 4.191%        
Gross carrying amount [member] | Jun. 29. 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 29, 2027              
Annual interest rates 4.188% 4.188% 4.188% 4.188%        
Gross carrying amount [member] | Feb. 29. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Feb. 29, 2024              
Annual interest rates 2.615% 2.615% 2.615% 2.615%        
Gross carrying amount [member] | Sep. 2. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Sep. 2, 2024              
Annual interest rates 2.745% 2.745% 2.745% 2.745%        
Gross carrying amount [member] | Feb. 28. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Feb. 28, 2025              
Annual interest rates 2.88% 2.88% 2.88% 2.88%        
Gross carrying amount [member] | Mar. 25. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Mar. 25, 2025              
Annual interest rates description 5Y CMS+0.404              
Annual interest rates adjustment rate 0.404% 0.404% 0.404% 0.404%        
Gross carrying amount [member] | Mar. 25. 2032 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Mar. 25, 2032              
Annual interest rates description 10Y CMS+0.965              
Annual interest rates adjustment rate 0.965% 0.965% 0.965% 0.965%        
Gross carrying amount [member] | Apr. 28. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Apr. 28, 2023              
Annual interest rates 2.588% 2.588% 2.588% 2.588%        
Gross carrying amount [member] | oct. 27. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Oct. 27, 2023              
Annual interest rates 3.024% 3.024% 3.024% 3.024%        
Gross carrying amount [member] | Jan. 27. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 27, 2025              
Annual interest rates 4.421% 4.421% 4.421% 4.421%        
Gross carrying amount [member] | Aug. 09. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 09, 2024              
Annual interest rates 4.267% 4.267% 4.267% 4.267%        
Gross carrying amount [member] | Aug. 11. 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Aug. 11, 2027              
Annual interest rates 4.505% 4.505% 4.505% 4.505%        
Gross carrying amount [member] | Jun.14. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 14, 2024              
Annual interest rates 5.615% 5.615% 5.615% 5.615%        
Gross carrying amount [member] | Dec. 13. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Dec. 13, 2024              
Annual interest rates 5.667% 5.667% 5.667% 5.667%        
Gross carrying amount [member] | Dec. 12. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Dec. 12, 2025              
Annual interest rates 5.769% 5.769% 5.769% 5.769%        
Gross carrying amount [member] | Jun. 21. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 21, 2024              
Annual interest rates 5.527% 5.527% 5.527% 5.527%        
Gross carrying amount [member] | Dec. 20. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Dec. 20, 2024              
Annual interest rates 5.557% 5.557% 5.557% 5.557%        
Gross carrying amount [member] | Jun. 25. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jun. 20, 2025              
Annual interest rates 5.594% 5.594% 5.594% 5.594%        
Gross carrying amount [member] | Dec. 22. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Dec. 22, 2025              
Annual interest rates 5.615% 5.615% 5.615% 5.615%        
Gross carrying amount [member] | Dec. 27. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Dec. 27, 2023              
Annual interest rates 5.066% 5.066% 5.066% 5.066%        
Gross carrying amount [member] | Jan. 26. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Jan. 26, 2024              
Annual interest rates 5.069% 5.069% 5.069% 5.069%        
Gross carrying amount [member] | Apr. 26. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Maturity Apr. 26, 2024              
Annual interest rates 5.08% 5.08% 5.08% 5.08%        
Debentures [member]                
Disclosure of detailed information about borrowings [line items]                
Less: Current portion ₩ (1,154,101)       (1,337,714)      
Discount on bonds (23,728)       (22,093)      
Borrowings 7,228,522       6,198,648      
Debentures [member] | Gross carrying amount [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 8,406,351       7,558,455      
Debentures [member] | Gross carrying amount [member] | Sept. 07, 2034 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 126,730 $ 100,000     118,550 $ 100,000    
Debentures [member] | Gross carrying amount [member] | July 18, 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 506,920 400,000     474,200 400,000    
Debentures [member] | Gross carrying amount [member] | Aug 07, 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings         474,200 400,000    
Debentures [member] | Gross carrying amount [member] | Aug 23, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 126,730 100,000     118,550 100,000    
Debentures [member] | Gross carrying amount [member] | July 19, 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings         304,951   ¥ 29,600,000  
Debentures [member] | Gross carrying amount [member] | July 19, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 3,813   ¥ 400,000   4,121   ¥ 400,000  
Debentures [member] | Gross carrying amount [member] | Sept. 1, 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 506,920 400,000     474,200 400,000    
Debentures [member] | Gross carrying amount [member] | Nov 01, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 443,555 350,000     414,925 350,000    
Debentures [member] | Gross carrying amount [member] | Jun. 19. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 267,843     $ 284,000 249,108     $ 284,000
Debentures [member] | Gross carrying amount [member] | Jan, 21, 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 380,190 300,000     355,650 $ 300,000    
Debentures [member] | Gross carrying amount [member] | Dec. 22, 2031 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 160,000       160,000      
Debentures [member] | Gross carrying amount [member] | Apr. 10, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 190,000       190,000      
Debentures [member] | Gross carrying amount [member] | Apr. 10, 2033 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | June 26, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 110,000       110,000      
Debentures [member] | Gross carrying amount [member] | June 26, 2034 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | Sept. 02, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 170,000       170,000      
Debentures [member] | Gross carrying amount [member] | Sept. 02, 2034 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | Jan. 29, 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 240,000       240,000      
Debentures [member] | Gross carrying amount [member] | Jan. 29, 2035 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000       50,000      
Debentures [member] | Gross carrying amount [member] | Jan. 28, 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | Jan. 28, 2036 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 70,000       70,000      
Debentures [member] | Gross carrying amount [member] | Jan. 30, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 150,000       150,000      
Debentures [member] | Gross carrying amount [member] | Jan. 30, 2028 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 170,000       170,000      
Debentures [member] | Gross carrying amount [member] | Jan. 30, 2038 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 70,000       70,000      
Debentures [member] | Gross carrying amount [member] | Oct, 11, 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings         340,000      
Debentures [member] | Gross carrying amount [member] | Oct, 11, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | Oct, 11, 2029 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000       50,000      
Debentures [member] | Gross carrying amount [member] | Oct, 11, 2039 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 110,000       110,000      
Debentures [member] | Gross carrying amount [member] | June 16, 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 150,000       150,000      
Debentures [member] | Gross carrying amount [member] | June 17, 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 70,000       70,000      
Debentures [member] | Gross carrying amount [member] | June 17, 2030 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000       20,000      
Debentures [member] | Gross carrying amount [member] | June 15, 2040 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 60,000       60,000      
Debentures [member] | Gross carrying amount [member] | Jan, 26, 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 130,000       130,000      
Debentures [member] | Gross carrying amount [member] | Jan, 27, 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 140,000       140,000      
Debentures [member] | Gross carrying amount [member] | Jan, 27, 2031 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000       50,000      
Debentures [member] | Gross carrying amount [member] | Jan, 25, 2041 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 80,000       80,000      
Debentures [member] | Gross carrying amount [member] | Jun. 10. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 180,000       180,000      
Debentures [member] | Gross carrying amount [member] | Jun. 10. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 80,000       80,000      
Debentures [member] | Gross carrying amount [member] | Jun. 10. 2031 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 40,000       40,000      
Debentures [member] | Gross carrying amount [member] | Jul. 02. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | Jul. 02. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000       50,000      
Debentures [member] | Gross carrying amount [member] | Jun. 23. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000       100,000      
Debentures [member] | Gross carrying amount [member] | Mar. 08. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 70,000       70,000      
Debentures [member] | Gross carrying amount [member] | Mar. 10. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000       30,000      
Debentures [member] | Gross carrying amount [member] | Apr. 07. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000       20,000      
Debentures [member] | Gross carrying amount [member] | Apr. 08. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000       30,000      
Debentures [member] | Gross carrying amount [member] | May 12. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 10,000       10,000      
Debentures [member] | Gross carrying amount [member] | May 14. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 40,000       40,000      
Debentures [member] | Gross carrying amount [member] | Aug. 30. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 80,000       80,000      
Debentures [member] | Gross carrying amount [member] | Aug. 28. 2026 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000       20,000      
Debentures [member] | Gross carrying amount [member] | Nov. 10. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000       30,000      
Debentures [member] | Gross carrying amount [member] | Nov. 11. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 70,000       70,000      
Debentures [member] | Gross carrying amount [member] | Jan. 23. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 40,000       40,000      
Debentures [member] | Gross carrying amount [member] | Aug. 08. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 633,650 $ 500,000            
Debentures [member] | Gross carrying amount [member] | Jan. 14. 2022 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings         220,000      
Debentures [member] | Gross carrying amount [member] | Jan. 15. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 80,000       80,000      
Debentures [member] | Gross carrying amount [member] | Jan. 15. 2029 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 110,000       110,000      
Debentures [member] | Gross carrying amount [member] | Jan. 14. 2039 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 90,000       ₩ 90,000      
Debentures [member] | Gross carrying amount [member] | Jan. 27. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 270,000              
Debentures [member] | Gross carrying amount [member] | Jan. 27. 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 100,000              
Debentures [member] | Gross carrying amount [member] | Jan. 27. 2032 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | Jun. 27. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 280,000              
Debentures [member] | Gross carrying amount [member] | Jun. 29. 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 120,000              
Debentures [member] | Gross carrying amount [member] | Feb. 29. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000              
Debentures [member] | Gross carrying amount [member] | Sep. 2. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000              
Debentures [member] | Gross carrying amount [member] | Feb. 28. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000              
Debentures [member] | Gross carrying amount [member] | Mar. 25. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 60,000              
Debentures [member] | Gross carrying amount [member] | Mar. 25. 2032 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 40,000              
Debentures [member] | Gross carrying amount [member] | Apr. 28. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | oct. 27. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | Jan. 27. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000              
Debentures [member] | Gross carrying amount [member] | Aug. 09. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | Aug. 11. 2027 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | Jun.14. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000              
Debentures [member] | Gross carrying amount [member] | Dec. 13. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000              
Debentures [member] | Gross carrying amount [member] | Dec. 12. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | Jun. 21. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 10,000              
Debentures [member] | Gross carrying amount [member] | Dec. 20. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 20,000              
Debentures [member] | Gross carrying amount [member] | Jun. 25. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 30,000              
Debentures [member] | Gross carrying amount [member] | Dec. 22. 2025 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 10,000              
Debentures [member] | Gross carrying amount [member] | Dec. 27. 2023 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 50,000              
Debentures [member] | Gross carrying amount [member] | Jan. 26. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings 40,000              
Debentures [member] | Gross carrying amount [member] | Apr. 26. 2024 [member]                
Disclosure of detailed information about borrowings [line items]                
Borrowings ₩ 10,000