Leases - Balance Sheet Information (Details) - USD ($) $ in Millions |
Dec. 31, 2021 |
Dec. 31, 2020 |
---|---|---|
Leases | ||
Operating lease right-of-use assets (1) | $ 42 | $ 54 |
Operating Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | Other Assets, Noncurrent | Other Assets, Noncurrent |
Current operating lease liabilities (2) | $ 20 | $ 21 |
Operating Lease, Liability, Current, Statement of Financial Position [Extensible List] | Accrued Liabilities And Other Liabilities Current | Accrued Liabilities And Other Liabilities Current |
Operating lease liabilities (3) | $ 29 | $ 46 |
Operating Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Other Liabilities, Noncurrent | Other Liabilities, Noncurrent |
Total operating lease liabilities | $ 49 | $ 67 |
Operating Lease, Liability, Statement of Financial Position [Extensible List] | Other Liabilities, Noncurrent, Accrued Liabilities And Other Liabilities Current | Other Liabilities, Noncurrent, Accrued Liabilities And Other Liabilities Current |
Finance lease right-of-use assets (4) | $ 86 | $ 95 |
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | Property, Plant and Equipment, Gross | Property, Plant and Equipment, Gross |
Current finance lease liability (2) | $ 6 | $ 5 |
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] | Accrued Liabilities And Other Liabilities Current | Accrued Liabilities And Other Liabilities Current |
Finance lease liabilities (3) | $ 65 | $ 71 |
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | Other Liabilities, Noncurrent | Other Liabilities, Noncurrent |
Total finance lease liabilities | $ 71 | $ 76 |
Finance Lease, Liability, Statement of Financial Position [Extensible List] | Other Liabilities, Noncurrent, Accrued Liabilities And Other Liabilities Current | Other Liabilities, Noncurrent, Accrued Liabilities And Other Liabilities Current |
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes current finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from finance lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes noncurrent finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount, after accumulated amortization, of right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes finance lease right-of-use asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- References No definition available.
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as current. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes current operating lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Present value of lessee's discounted obligation for lease payments from operating lease, classified as noncurrent. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes noncurrent operating lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes operating lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Indicates line item in statement of financial position that includes operating lease right-of-use asset. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|