Quarterly report pursuant to Section 13 or 15(d)

Member's/Stockholder's Equity (Deficit) - Summary of Ownership of XPO LLC (Details)

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Member's/Stockholder's Equity (Deficit) - Summary of Ownership of XPO LLC (Details)
9 Months Ended
Sep. 30, 2021
shares
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Units Owned 46,861,288
XPO Inc.  
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Units Owned 23,898,042
Redeemable Noncontrolling Interests  
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Units Owned 22,963,246
XPO LLC  
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Ownership percentage 100.00%
XPO LLC | XPO Inc.  
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Ownership percentage 51.00%
XPO LLC | Redeemable Noncontrolling Interests  
Subsidiary of Limited Liability Company or Limited Partnership [Line Items]  
Ownership percentage 49.00%