Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies - Building Useful Life (Details)

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Commitments and Contingencies - Building Useful Life (Details)
12 Months Ended
Dec. 31, 2018
QVC | West Coast Distribution Center Lease | Building  
Property, Plant and Equipment [Line Items]  
Property, Plant and Equipment, Useful Life 20 years