v3.25.1
Property and Equipment - Summary of Property Plant and Equipment (Details) - KRW (₩)
₩ in Millions
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net ₩ 9,957 ₩ 10,151 ₩ 8,140 ₩ 11,338
Right-of- use assets        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 7,164 6,621 5,958 8,740
Computer and other equipment | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 1,394 1,536 1,113 1,455
Furniture and fixture | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 220 267 338 380
Construction in progress | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 0 1,209 0 0
Vehicle | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 0 1 4 6
Leasehold improvements | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 1,179 517 ₩ 727 ₩ 757
Acquisition price        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 25,829 27,977    
Acquisition price | Right-of- use assets        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 13,087 15,514    
Acquisition price | Computer and other equipment | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 7,360 7,186    
Acquisition price | Furniture and fixture | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 1,845 1,887    
Acquisition price | Construction in progress | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 0 1,209    
Acquisition price | Vehicle | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 9 9    
Acquisition price | Leasehold improvements | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 3,528 2,172    
Accumulated depreciation        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net (15,872) (17,826)    
Accumulated depreciation | Right-of- use assets        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net (5,923) (8,893)    
Accumulated depreciation | Computer and other equipment | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net (5,966) (5,650)    
Accumulated depreciation | Furniture and fixture | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net (1,625) (1,620)    
Accumulated depreciation | Construction in progress | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net 0 0    
Accumulated depreciation | Vehicle | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net (9) (8)    
Accumulated depreciation | Leasehold improvements | Property, plant and equipment        
Disclosure of reconciliation of changes in property, plant and equipment, including right-of-use assets [line items]        
Property and equipment, net ₩ (2,349) ₩ (1,655)