• Entity registrant name: KT Corporation (CIK: 0000892450)
  • SEC filing page: http://www.sec.gov/Archives/edgar/data/892450/000119312518141554/0001193125-18-141554-index.htm
  • XBRL Instance: http://www.sec.gov/Archives/edgar/data/892450/000119312518141554/kt-20171231.xml
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    Component: (Network and Table)
    Network
    1005 - Statement - Consolidated Statements of Comprehensive Income
    (http://www.kt.com/taxonomy/role/StatementOfComprehensiveIncomeOCIComponentsPresentedNetOfTax-410000)
    Table (Implied)
    Slicers (applies to each fact value in each table cell)
    Reporting Entity [Axis] 0000892450 (http://www.sec.gov/CIK)
    Statement of comprehensive income [abstract] Period [Axis]
    2017-01-01 - 2017-12-31
    2016-01-01 - 2016-12-31
    2015-01-01 - 2015-12-31
    Statement of comprehensive income [abstract]
     
     
     
    Profit for the year
    546,341,000,000  
    795,117,000,000  
    624,685,000,000  
    Other comprehensive income Items that will not be reclassified to profit or loss:
     
     
     
    Remeasurements of the net defined benefit liability
    (83,962,000,000) 
    4,213,000,000  
    (37,872,000,000) 
    Shares of remeasurement gain (loss) of associates and joint ventures
    (115,000,000) 
    116,000,000  
    (2,407,000,000) 
    Other comprehensive income, Items that may be subsequently reclassified to profit or loss:
     
     
     
    Changes in value of available-for-sale financial assets
    51,235,000,000  
    10,925,000,000  
    47,381,000,000  
    Other comprehensive income from available-for sale financial assets reclassified to loss
    (55,450,000,000) 
    (3,840,000,000) 
    (83,397,000,000) 
    Net gain (loss) on cash flow hedges
    (111,083,000,000) 
    64,796,000,000  
    111,914,000,000  
    Other comprehensive income (loss) from cash flow hedges reclassified to gain (loss)
    141,929,000,000  
    (75,871,000,000) 
    (97,962,000,000) 
    Shares of other comprehensive income (loss) from associates and joint ventures
    10,280,000,000  
    (602,000,000) 
    (1,608,000,000) 
    Exchange differences on translation of foreign operations
    (21,122,000,000) 
    (5,407,000,000) 
    (4,884,000,000) 
    Total other comprehensive loss
    (68,288,000,000) 
     
    (5,670,000,000) 
     
    (68,835,000,000) 
     
    Total comprehensive income for the year
    478,053,000,000  
     
    789,447,000,000  
     
    555,850,000,000  
     
    Total comprehensive income for the year attributable to:
     
     
     
    Owners of the Controlling Company
    413,149,000,000  
    701,685,000,000  
    495,139,000,000  
    Non-controlling interest
    64,904,000,000  
    87,762,000,000  
    60,711,000,000  
    Total comprehensive income for the year
    478,053,000,000  
     
    789,447,000,000  
     
    555,850,000,000