XML 79 R53.htm IDEA: XBRL DOCUMENT v3.10.0.1
Summary of Significant Accounting Policies - Additional Information (Detail)
 12 Months Ended
Oct. 19, 2017
Dec. 31, 2018
USD ($)
counterparty
Dec. 31, 2017
USD ($)
Dec. 31, 2016
USD ($)
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Allowance for doubtful accounts   $ 1,526,000 $ 1,573,000  
Capitalized interest costs   17,200,000 $ 12,800,000 $ 16,800,000
Amount of capitalized exploratory well costs that have been capitalized for period greater than one year   $ 0    
Derivative, number of counterparties | counterparty   9    
Recorded investment past due   $ 0    
Restricted stock awards        
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Restricted stock awards vesting period   3 years    
Building        
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Estimated life of assets   20 years    
Salt water disposal facilities, natural gas processing plant and pipelines        
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Estimated life of assets   30 years    
Furniture, software and equipment | Minimum        
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Estimated life of assets   2 years    
Furniture, software and equipment | Maximum        
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Estimated life of assets   7 years    
Long Term Incentive Plan (LTIP) | Oasis Midstream Partners, LP | Phantom units        
Interest Cost Capitalized And Depreciation And Amortization Expenses For Property, Plant and Equipment [Line Items]        
Vesting period 3 years