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Employee Benefit Plans - Narrative (Details)
12 Months Ended
Dec. 31, 2018
USD ($)
age
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Annual contributions per employee, maximum 75.00%    
Performance bonus [Member]      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Annual contributions per employee, maximum 100.00%    
Chesapeake Energy Corporation Savings and Incentive Stock Bonus Plan [Member]      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer matching contribution 15.00%    
Employer contribution amount $ 31,000,000 $ 35,000,000 $ 39,000,000
Nonqualified deferred compensation plan (DC Plan) [Member]      
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]      
Employer matching contribution 15.00%    
Employer contribution amount $ 7,000,000 $ 8,000,000 $ 9,000,000
Base salary threshold to participate in plan $ 150,000    
Employer matching, percent of employees gross pay 100.00%    
Age threshold to elect for matching contributions | age 55    
Vesting period based on years of service 5 years