XML 150 R135.htm IDEA: XBRL DOCUMENT v3.8.0.1
Other-Financial Assets : Loans and receivables (Details) - KRW (₩)
₩ in Millions
Dec. 31, 2017
Dec. 31, 2016
Loans and Leases Receivable Disclosure [Line Items]    
Loans and receivables ₩ 905,641 ₩ 834,207
Face value [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans and receivables 955,378 881,486
Allowance for doubtful accounts [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans and receivables (8,948) (4,532)
Present value discount [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans and receivables (40,789) (42,747)
Short-term loans and receivables [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for tuition 32,787 28,027
Loans for housing 14,126 12,556
Fisheries loan 352 352
Other loans 196,068 156,197
Loans and receivables 243,333 197,132
Short-term loans and receivables [Member] | Face value [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for tuition 33,763 29,028
Loans for housing 14,126 12,556
Fisheries loan 352 352
Other loans 196,068 156,197
Loans and receivables 244,309 198,133
Short-term loans and receivables [Member] | Present value discount [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for tuition (976) (1,001)
Loans and receivables (976) (1,001)
Long-term loans and receivables [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for tuition 369,087 362,607
Loans for housing 140,452 125,850
Loans for related parties 85,633 86,717
Fisheries loan 863 1,159
Other loans 66,273 60,742
Loans and receivables 662,308 637,075
Long-term loans and receivables [Member] | Face value [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for tuition 408,803 404,200
Loans for housing 140,452 125,850
Loans for related parties 94,581 91,249
Fisheries loan 960 1,312
Other loans 66,273 60,742
Loans and receivables 711,069 683,353
Long-term loans and receivables [Member] | Allowance for doubtful accounts [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for related parties (8,948) (4,532)
Loans and receivables (8,948) (4,532)
Long-term loans and receivables [Member] | Present value discount [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Loans for tuition (39,716) (41,593)
Fisheries loan (97) (153)
Loans and receivables ₩ (39,813) ₩ (41,746)