Annual report pursuant to Section 13 and 15(d)

Share-Based Compensation - Restricted Stock, Phantom Units and Stock Options (Details)

v3.3.1.900
Share-Based Compensation - Restricted Stock, Phantom Units and Stock Options (Details) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Granted, Number of Options 0 0 0
Dividends declared $ 0 $ 0 $ 0
Intrinsic Value of Options Exercised 2,700,000 11,900,000 2,000,000
Proceeds from Options Exercised $ 2,279,000 $ 10,805,000 $ 3,698,000
Restricted Stock [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Grants in Period, Number of Awards 19,000 550,000 18,860,000
Restricted Stock Vesting Period - service years, option 1 1 year    
Restricted Stock Vesting Period - service years, option 2 3 years    
Restricted Stock Vesting Period - service years, option 3 4 years    
Grants in Period, Weighted Average Grant Date Fair Value Per Share $ 70.43 $ 60.09 $ 21.89
Vested in Period, Fair Value $ 50,200,000 $ 84,000,000 $ 227,300,000
Restricted Stock With Market Conditions [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Grants in Period, Number of Awards 0 0  
Fair Value Assumptions, Expected Volatility Rate, Minimum     44.00%
Fair Value Assumptions, Expected Volatility Rate, Maximum     62.00%
Fair Value Assumptions, Risk Free Interest Rate, Minimum     2.80%
Fair Value Assumptions, Risk Free Interest Rate, Maximum     2.83%
Fair Value Assumptions Cost of Equity, Minimum     16.50%
Fair Value Assumptions Cost of Equity, Maximum     16.60%
Phantom Units [Member]      
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]      
Grants in Period, Number of Awards 5,900,000 79,000 0
Vested in Period, Fair Value $ 4,600,000 $ 0