Rendering

Component: (Network and Table)
Network
2412406 - Disclosure - Employee Benefits, Estimated Future Benefit Payments (Details)
(http://www.bwpmlp.com/role/EmployeeBenefitsEstimatedFutureBenefitPaymentsDetails)
TableDefined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Table]
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0001336047 (http://www.sec.gov/CIK)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]Period [Axis]
2016-12-31
Defined Benefit Plans and Other Postretirement Benefit Plans [Axis]
Retirement PlansPBOP
Defined Benefit Plan, Expected Future Benefit Payments, Fiscal Year Maturity [Abstract]
 
 
2017
18,400,000  
2,700,000  
2018
12,600,000  
2,800,000  
2019
14,600,000  
2,800,000  
2020
14,500,000  
2,900,000  
2021
12,700,000  
2,900,000  
2022-2026
62,400,000  
13,100,000