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Construction Services Contracts
 12 Months Ended
Dec. 31, 2019
Construction Services Contracts [Abstract]  
Construction Services Contracts
20.

Construction Contracts

 

(1)

Changes in total contract amount in which revenue is not yet recognized for the years ended December 31, 2017, 2018 and 2019 are as follows:

 

            2017  
            Beginning
balance		      Increase
(decrease)(*)		      Recognized as
revenue		      Ending
balance		  
            In millions of won  

Nuclear power plant construction in UAE and others

    ￦        7,236,888        151,891        (3,212,184 )       4,176,595  

 

  (*)

For the year ended December 31, 2017, the increased balance of contracts from new orders and other is ￦438,142 million and the decreased balance of contracts due to changes in scope of construction work is ￦286,251 million.

 

           2018  
           Beginning
balance		      Increase
(decrease)(*)		      Recognized as
revenue		      Ending
balance		  
           In millions of won  

Nuclear power plant construction in UAE and others

    ￦       4,176,595        1,186,584        (1,742,391 )       3,620,788  

 

  (*)

For the year ended December 31, 2018, the increased balance of contracts from new orders and foreign exchange impact is ￦1,207,097 million and the decreased balance of contracts due to changes in scope of construction work is ￦20,513 million.

 

           2019  
           Beginning
balance		      Increase
(decrease)(*)		      Recognized as
revenue		      Ending
balance		  
           In millions of won  

Nuclear power plant construction in UAE and others

    ￦       3,620,788        379,269        (1,264,916 )       2,735,141  

 

  (*)

For the year ended December 31, 2019, the increased balance of contracts from new orders and foreign exchange impact is ￦390,224 million and the decreased balance of contracts due to changes in scope of construction work is ￦10,955 million.

 

(2)

Accumulated earned revenue, expense and others related to the Company’s construction contracts as of December 31, 2018 and 2019 are as follows:

 

           2018  
           Accumulated
earned revenue		      Accumulated
expense		      Accumulated
profit		      Unearned
advance receipts		  
           In millions of won  

Nuclear power plant construction in UAE and others

    ￦       19,801,220        18,651,188        1,150,032        —    

 

           2019  
           Accumulated
earned revenue		      Accumulated
expense		      Accumulated
profit		      Unearned
advance receipts		  
           In millions of won  

Nuclear power plant construction in UAE and others

    ￦       20,971,487        19,566,647        1,404,840        —    

 

(3)

Gross amount due from customers recognized as contract assets and due to customers recognized as contract liabilities for contract work as of December 31, 2018 and 2019 are as follows:

 

           2018      2019  
           Contract
assets(*1)		      Contract
liabilities(*2)		      Contract
assets(*1)		      Contract
liabilities(*2)		  
           In millions of won  

Nuclear power plant construction in UAE and others

    ￦       36,232        350,460        53,827        73,420  

 

  (*1)

Included in trade and other receivables, net, in the consolidated statements of financial position. The balance of receivables from construction contracts are ￦35,218 million and ￦46,489 million, as of December 31, 2018 and 2019, respectively.

 

  (*2)

Included in non-financial liabilities in the consolidated statements of financial position.