Trade and Other Receivables (Tables)

12 Months Ended

Dec. 31, 2018

Trade and other receivables as of December 31, 2017 and 2018 are as follows:


		2017
		Gross amount		Allowance for doubtful accounts			Present value discount			Book value
		In millions of won
Current assets
Trade receivables	￦		7,499,285		(173,583	)		—			7,325,702
Other receivables			614,212		(9,199	)		(1,743	)		603,270

			8,113,497		(182,782	)		(1,743	)		7,928,972

Non-current assets
Trade receivables			449,191		—			(414	)		448,777
Other receivables			1,380,983		(68,809	)		(6,154	)		1,306,020

			1,830,174		(68,809	)		(6,568	)		1,754,797

	￦		9,943,671		(251,591	)		(8,311	)		9,683,769


		2018
		Gross amount		Allowance for doubtful accounts			Present value discount			Book value
		In millions of won
Current assets
Trade receivables	￦		7,303,065		(215,775	)		—			7,087,290
Other receivables			728,560		(20,231	)		(2,027	)		706,302

			8,031,625		(236,006	)		(2,027	)		7,793,592

Non-current assets
Trade receivables			415,318		(93	)		(448	)		414,777
Other receivables			1,496,464		(84,495	)		(6,901	)		1,405,068

			1,911,782		(84,588	)		(7,349	)		1,819,845

	￦		9,943,407		(320,594	)		(9,376	)		9,613,437

Other receivables as of December 31, 2017 and 2018 are as follows:


		2017
		Gross amount		Allowance for doubtful accounts			Present value discount			Book value
		In millions of won
Current assets
Non-trade receivables	￦		314,256		(9,199	)		—			305,057
Accrued income			54,002		—			—			54,002
Deposits			228,317		—			(1,743	)		226,574
Finance lease receivables			13,067		—			—			13,067
Others			4,570		—			—			4,570

			614,212		(9,199	)		(1,743	)		603,270

Non-current assets
Non-trade receivables			112,983		(59,117	)		—			53,866
Accrued income			182		—			—			182
Deposits			331,071		—			(6,154	)		324,917
Finance lease receivables			849,554		—			—			849,554
Others			87,193		(9,692	)		—			77,501

			1,380,983		(68,809	)		(6,154	)		1,306,020

	￦		1,995,195		(78,008	)		(7,897	)		1,909,290


		2018
		Gross amount		Allowance for doubtful accounts			Present value discount			Book value
		In millions of won
Current assets
Non-trade receivables	￦		298,587		(19,940	)		—			278,647
Accrued income			102,023		—			—			102,023
Deposits			228,466		—			(2,027	)		226,439
Finance lease receivables			84,688		(291	)		—			84,397
Others			14,796		—			—			14,796

			728,560		(20,231	)		(2,027	)		706,302

Non-current assets
Non-trade receivables			136,432		(77,475	)		—			58,957
Deposits			376,211		—			(6,901	)		369,310
Finance lease receivables			898,658		(842	)		—			897,816
Others			85,163		(6,178	)		—			78,985

			1,496,464		(84,495	)		(6,901	)		1,405,068

	￦		2,225,024		(104,726	)		(8,928	)		2,111,370

Aging analysis of trade receivables as of December 31, 2017 and 2018 are as follows:


		2017			2018
		In millions of won
Trade receivables: (not overdue)	￦		7,698,604			7,419,648

Trade receivables: (overdue, not impaired)			7,117			—

Less than 60 days			7,117			—

Trade receivables: (impairment reviewed)			242,755			298,735

Less than 60 days			—			2,525
60 ~ 90 days			39,070			37,266
90 ~ 120 days			17,502			16,033
120 days ~ 1 year			55,242			46,204
Over 1 year			130,941			196,707

			7,948,476			7,718,383
Less: allowance for doubtful accounts			(173,583	)		(215,868	)
Less: present value discount			(414	)		(448	)

	￦		7,774,479			7,502,067

Aging analysis of other receivables as of December 31, 2017 and 2018 are as follows:


		2017			2018
		In millions of won
Other receivables: (not overdue)	￦		1,810,075			2,075,601

Other receivables: (overdue, not impaired)			47,532			—

Less than 60 days			47,532			—

Other receivables: (impairment reviewed)			137,588			149,423

Less than 60 days			—			24,782
60 ~ 90 days			44			1,007
90 ~ 120 days			1,017			10,997
120 days ~ 1 year			11,042			23,991
Over 1 year			125,485			88,646

			1,995,195			2,225,024
Less: allowance for doubtful accounts			(78,008	)		(104,726	)
Less: present value discount			(7,897	)		(8,928	)

	￦		1,909,290			2,111,370

Changes in the allowance for doubtful accounts for the years ended December 31, 2016, 2017 and 2018 are as follows:


		2016						2017						2018
		Trade receivables			Other receivables			Trade receivables			Other receivables			Trade receivables			Other receivables
		In millions of won
Beginning balance	￦		51,956			91,746			71,985			87,661			173,583			78,008
Effect of change in accounting policy			—			—			—			—			6,641			128
Loss allowance as at January 1, 2018 under IFRS 9			—			—			—			—			180,224			78,136
Bad debt expense			38,719			233			126,714			1,778			41,498			17,817
Write-off			(18,939	)		(928	)		(32,995	)		(3,129	)		(7,696	)		(244	)
Reversal			—			(5,489	)		—			(2,166	)		(1,726	)		(143	)
Others			249			2,099			7,879			(6,136	)		3,568			9,160

Ending balance	￦		71,985			87,661			173,583			78,008			215,868			104,726