Annual report pursuant to Section 13 and 15(d)

Stock Options and Other Share-Based Awards Stock Options and Other Share-Based Awards (Stock Options Valuations Assumptions) (Details)

v3.6.0.2
Stock Options and Other Share-Based Awards Stock Options and Other Share-Based Awards (Stock Options Valuations Assumptions) (Details) - Liberty Incentive Plan - QVCA - Stock options
12 Months Ended
Dec. 31, 2016
Dec. 31, 2015
Dec. 31, 2014
Black- Scholes option pricing model valuation assumptions      
Expected volatility 27.40% 39.70% 38.70%
Expected term (years) 6 years 1 month 5 years 11 months 6 years 3 months 18 days
Risk free interest rate 1.60% 1.70% 2.00%