Revenue from Contracts with Customers and Relevant Contract Assets and Liabilities (Tables)

12 Months Ended

Dec. 31, 2018

The Group has recognized the following amounts relating to revenue in the statement of profit or loss:


(In millions of Korean won)	2018
Revenue from contracts with customers	￦	23,012,257
Revenue from other sources		423,793

Total revenue	￦	23,436,050

Operating revenues for the years ended December 31, 2018, are as follows:


(In millions of Korean won)	2018
Mobile services	￦	6,827,685
Fixed-line services:		4,869,253
Fixed-line and VoIP telephone services		1,708,319
Broadband Internet access services		2,112,763
Data communication services		1,048,171
Media and content		3,182,324
Financial services		3,444,917
Sale of goods		3,288,911
Others		1,822,960

Total	￦	23,436,050

The contract assets and liabilities recognized in relation to the revenues from contracts with customers are as follows:

The contract costs recognized as assets are as follows:


(In millions of Korean won)	January 1, 2018		December 31, 2018
Contract costs recognized as assets	￦	1,306,409	￦	1,469,855

In 2018, the recognized revenue arising from carried-forward contract liabilities from prior year is as follows:


(In millions of Korean won)	2018
Revenue recognized that was included in the contract liability balance at the beginning of the year
Allocation of the transaction price	￦	183,905
Deferred revenue of joining/installment fee		39,975
Others		1,536

Total	￦	225,416