Quarterly report pursuant to Section 13 or 15(d)

Subsequent Events (Details)

v3.5.0.2
Subsequent Events (Details)
 1 Months Ended 9 Months Ended
Oct. 19, 2016
USD ($)
$ / shares
shares
Oct. 14, 2016
USD ($)
Oct. 06, 2016
USD ($)
Oct. 31, 2016
MMBTU
$ / MMBTU
Oct. 18, 2016
shares
Sep. 30, 2016
shares
Sep. 30, 2015
shares
Dec. 31, 2014
Aug. 18, 2014
USD ($)
Senior Notes                  
Subsequent Event [Line Items]                  
Debt instrument, amount | $                 $ 600,000,000
Stated interest rate, percent                 7.75%
6.000% Senior Notes due 2024 | Senior Notes | Subsequent event                  
Subsequent Event [Line Items]                  
Debt instrument, amount | $   $ 650,000,000              
Stated interest rate, percent   6.00%              
Proceeds from issuance of Senior Notes | $   $ 640,000,000              
7.75% Senior Notes due 2020 | Senior Notes | Subsequent event                  
Subsequent Event [Line Items]                  
Amount validly tendered | $     $ 403,500,000            
Note repurchase offer, conversion ratio     1.042            
Redemption payment, amount of principal | $     $ 196,500,000            
Percentage of redemption price     103.875%            
Common Stock                  
Subsequent Event [Line Items]                  
Stock issued in underwritten public offering (in shares)           16,905,000 22,425,000    
Mammoth Energy Partners LP | Common Stock | IPO | Subsequent event                  
Subsequent Event [Line Items]                  
Stock issued in underwritten public offering (in shares) 7,750,000                
Shares issued, price per share (in dollars per share) | $ / shares $ 15.00                
Mammoth Energy Partners LP                  
Subsequent Event [Line Items]                  
Approximate ownership %           30.50%   30.50%  
Mammoth Energy Partners LP | Subsequent event                  
Subsequent Event [Line Items]                  
Approximate ownership % 24.20%       30.50%        
Mammoth Energy Partners LP | Common Stock | Subsequent event                  
Subsequent Event [Line Items]                  
Shares received from equity method investee in exchange for ownership interest         9,150,000        
Mammoth Energy Partners LP | Common Stock | IPO | Subsequent event                  
Subsequent Event [Line Items]                  
Number of shares sold by Mammoth Energy 7,500,000                
Number of shares sold by certain selling stockholders 250,000                
Equity method investment, shares sold 76,250                
Proceeds from sale of equity investment interest | $ $ 1,100,000                
Mammoth Energy Partners LP | Common Stock | Over-Allotment Option | Subsequent event                  
Subsequent Event [Line Items]                  
Number of additional shares potentially to be sold by certain selling stockholders 1,162,500                
Equity method investment, additional shares potentially to be sold 354,563                
NYMEX Henry Hub | Call Option | Short | Fixed price swap, January 2017 through June 2017 [Member] | Subsequent event                  
Subsequent Event [Line Items]                  
Non-monetary notional amount | MMBTU       20,000          
Weighted average price (in usd per MMBtu) | $ / MMBTU       3.19          
NYMEX Henry Hub | Call Option | Short | Fixed price swap, July 2017 through October 2017 | Subsequent event                  
Subsequent Event [Line Items]                  
Non-monetary notional amount | MMBTU       40,000          
Weighted average price (in usd per MMBtu) | $ / MMBTU       3.15          
NYMEX Henry Hub | Call Option | Short | Fixed price swap, November 2017 through December 2017 | Subsequent event                  
Subsequent Event [Line Items]                  
Non-monetary notional amount | MMBTU       70,000          
Weighted average price (in usd per MMBtu) | $ / MMBTU       3.25          
NYMEX Henry Hub | Call Option | Short | Fixed price swap, January 2018 through March 2018 | Subsequent event                  
Subsequent Event [Line Items]                  
Non-monetary notional amount | MMBTU       70,000          
Weighted average price (in usd per MMBtu) | $ / MMBTU       3.19          
NYMEX Henry Hub | Call Option | Short | Fixed price swap, April 2018 through December 2018 | Subsequent event                  
Subsequent Event [Line Items]                  
Non-monetary notional amount | MMBTU       20,000          
Weighted average price (in usd per MMBtu) | $ / MMBTU       2.97