• 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
    1007 - Statement - Consolidated Statements of Cash Flows
    (http://www.kt.com/taxonomy/role/StatementOfCashFlowsIndirectMethod-520000)
    Table (Implied)
    Slicers (applies to each fact value in each table cell)
    Reporting Entity [Axis] 0000892450 (http://www.sec.gov/CIK)
    Statement of cash flows [abstract] Period [Axis]
    2017-01-01 - 2017-12-31
    2016-01-01 - 2016-12-31
    2015-01-01 - 2015-12-31
    Statement of cash flows [abstract]
     
     
     
    Cash flows from operating activities
     
     
     
    Cash generated from operations
    4,318,884,000,000  
    5,202,520,000,000  
    4,579,260,000,000  
    Interest paid
    (252,405,000,000) 
    (372,525,000,000) 
    (436,363,000,000) 
    Interest received
    93,769,000,000  
    104,679,000,000  
    128,422,000,000  
    Dividends received
    10,843,000,000  
    10,824,000,000  
    35,768,000,000  
    Income tax paid
    (293,342,000,000) 
    (174,748,000,000) 
    (77,122,000,000) 
    Net cash inflow from operating activities
    3,877,749,000,000  
     
    4,770,750,000,000  
     
    4,229,965,000,000  
     
    Cash flows from investing activities
     
     
     
    Collection of loans
    55,190,000,000  
    47,887,000,000  
    38,856,000,000  
    Loans granted
    (59,800,000,000) 
    (57,400,000,000) 
    (79,136,000,000) 
    Disposal of derivatives
    		    
    176,681,000,000  
    Disposal of available-for-sale financial assets
    146,429,000,000  
    35,791,000,000  
    243,125,000,000  
    Acquisition of available-for-sale financial assets
    (89,027,000,000) 
    (44,302,000,000) 
    (99,111,000,000) 
    Disposal of investments in associates and joint ventures
    59,818,000,000  
    11,074,000,000  
    42,946,000,000  
    Acquisition of investments in associates and joint ventures
    (41,780,000,000) 
    (38,675,000,000) 
    (12,238,000,000) 
    Disposal of current and non-current financial instruments
    645,686,000,000  
    293,283,000,000  
    363,260,000,000  
    Acquisition of current and non-current financial instruments
    (1,231,917,000,000) 
    (597,345,000,000) 
    (341,373,000,000) 
    Disposal of property and equipment, and investment properties
    68,229,000,000  
    93,401,000,000  
    28,303,000,000  
    Acquisition of property and equipment, and investment properties
    (2,442,223,000,000) 
    (2,764,346,000,000) 
    (3,115,728,000,000) 
    Disposal of intangible assets
    22,680,000,000  
    17,891,000,000  
    25,841,000,000  
    Acquisition of intangible assets
    (613,556,000,000) 
    (455,763,000,000) 
    (399,377,000,000) 
    Increase in cash due to exclusion from consolidation scope
    		    
    741,834,000,000  
    Cash inflow(outflow) from changes in scope of consolidation
    (2,974,000,000) 
    (26,454,000,000) 
    (15,751,000,000) 
    Net cash outflow from investing activities
    (3,483,245,000,000) 
     
    (3,484,958,000,000) 
     
    (2,401,868,000,000) 
     
    Cash flows from financing activities
     
     
     
    Proceeds from borrowings and debentures
    616,257,000,000  
    1,122,898,000,000  
    5,675,302,000,000  
    Repayments of borrowings and debentures
    (1,780,174,000,000) 
    (1,768,768,000,000) 
    (6,648,177,000,000) 
    Settlement of derivative assets and liabilities, net
    71,370,000,000  
    (33,199,000,000) 
    (3,371,000,000) 
    Cash inflow from consolidated capital transactions
    27,261,000,000  
    800,000,000  
    		  
    Cash outflow from consolidated capital transactions
    (300,000,000) 
    (5,140,000,000) 
    		  
    Cash inflow from other financing activities
    16,962,000,000  
    		    
    Dividends paid to shareholders
    (243,140,000,000) 
    (184,099,000,000) 
    (41,575,000,000) 
    Decrease in finance leases liabilities
    (71,735,000,000) 
    (75,763,000,000) 
    (146,175,000,000) 
    Net cash outflow from financing activities
    (1,363,499,000,000) 
     
    (943,271,000,000) 
     
    (1,163,996,000,000) 
     
    Effect of exchange rate change on cash and cash equivalents
    (3,134,000,000) 
    (1,674,000,000) 
    6,700,000,000  
    Net increase (decrease) in cash and cash equivalents
    (972,129,000,000) 
     
    340,847,000,000  
     
    670,801,000,000  
     
    Cash and cash equivalents, Beginning of the year
    2,900,311,000,000  
    2,559,464,000,000  
    1,888,663,000,000  
    Cash and cash equivalents, End of the year
    1,928,182,000,000  
     
    2,900,311,000,000  
     
    2,559,464,000,000