XML 52 R76.htm IDEA: XBRL DOCUMENT v2.4.1.9
Goodwill And Other Intangibles Goodwill And Other Intangibles (Changes in Goodwill Balances (Footnotes) (Details) (USD $)
In Millions, unless otherwise specified
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Jan. 14, 2013
Feb. 13, 2012
Goodwill [Line Items]          
Goodwill impairment loss $ 100us-gaap_GoodwillImpairmentLoss $ 512us-gaap_GoodwillImpairmentLoss      
Goodwill 3,773us-gaap_Goodwill 3,987us-gaap_Goodwill 4,315us-gaap_Goodwill    
Goodwill, period increase (decrease), net of tax (20)us-gaap_GoodwillPeriodIncreaseDecrease 272us-gaap_GoodwillPeriodIncreaseDecrease      
S C A Packaging Asia [Member]          
Goodwill [Line Items]          
Goodwill impairment loss 100us-gaap_GoodwillImpairmentLoss
/ us-gaap_BusinessAcquisitionAxis
= ip_SCPackagingAsiaMember
[1]        
Orsa IP [Member]          
Goodwill [Line Items]          
Goodwill       260us-gaap_Goodwill
/ us-gaap_BusinessAcquisitionAxis
= ip_OrsaIpMember
 
Temple Inland Inc [Member]          
Goodwill [Line Items]          
Goodwill         2,139us-gaap_Goodwill
/ us-gaap_BusinessAcquisitionAxis
= ip_TempleInlandIncMember
Goodwill, period increase (decrease) 54ip_GoodwillPeriodIncreaseDecreaseBeforeTax
/ us-gaap_BusinessAcquisitionAxis
= ip_TempleInlandIncMember
       
Goodwill, period increase (decrease), net of tax $ 33us-gaap_GoodwillPeriodIncreaseDecrease
/ us-gaap_BusinessAcquisitionAxis
= ip_TempleInlandIncMember
       
[1] Reflects a charge of $100 million for goodwill impairment related to our Asia Industrial Packaging business.