Rendering

Component: (Network and Table)
Network
2416402 - Disclosure - Employment Benefit Plans Net Cost (Details)
(http://www.bnsf.com/role/EmploymentBenefitPlansNetCostDetails)
TableSchedule of Defined Benefit Plans Disclosures [Table]
Slicers (applies to each fact value in each table cell)
Defined Benefit Plan Disclosure [Line Items]Period [Axis]
2016-01-01 - 2016-12-31
2015-01-01 - 2015-12-31
2014-01-01 - 2014-12-31
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Pension Plan [Member]Retiree Health and Welfare Benefits [Member]Pension Plan [Member]Retiree Health and Welfare Benefits [Member]Pension Plan [Member]Retiree Health and Welfare Benefits [Member]
Defined Benefit Plan, Net Periodic Benefit Cost [Abstract]
 
 
 
 
 
 
Service cost
46,000,000  
1,000,000  
48,000,000  
1,000,000  
38,000,000  
1,000,000  
Interest cost
95,000,000  
10,000,000  
90,000,000  
10,000,000  
95,000,000  
11,000,000  
Expected return on plan assets
(142,000,000) 
 
(138,000,000) 
 
(134,000,000) 
 
Amortization of prior service credits
(1,000,000) 
(2,000,000) 
(1,000,000) 
(2,000,000) 
(1,000,000) 
(2,000,000) 
Amortization of net loss
1,000,000  
1,000,000  
2,000,000  
2,000,000  
1,000,000  
1,000,000  
Settlements
(1,000,000) 
 
(1,000,000) 
 
(1,000,000) 
 
Net (benefit) cost recognized
(2,000,000) 
 
10,000,000  
 
0  
 
11,000,000  
 
(2,000,000) 
 
11,000,000