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Equity Method Investments - Rollforward of CCS Investment (Details) - USD ($)
 3 Months Ended 6 Months Ended
Jun. 30, 2017
Mar. 31, 2017
Jun. 30, 2016
Mar. 31, 2016
Jun. 30, 2017
Jun. 30, 2016
Equity Method Investments [Roll Forward]            
Beginning balance   $ 3,959,000     $ 3,959,000  
Adjustment for current year cash distributions in excess of investment balance         22,313,000 $ 14,875,000
Total investment balance, equity earnings (loss) and cash distributions $ 2,739,000       2,739,000  
Tinuum Group, LLC            
Equity Method Investments [Roll Forward]            
Beginning balance 0 0 $ 2,043,000 $ 0 0 0
ADES proportionate share of income from Tinuum Group 11,761,000 10,457,000 6,758,000 8,706,000    
Recovery of prior cash distributions in excess of investment balance (prior to cash distributions) (11,761,000) (9,894,000) 0 (3,263,000)    
Cash distributions from Tinuum Group 9,138,000 (13,175,000) (14,875,000) (3,400,000)    
Adjustment for current year cash distributions in excess of investment balance 9,138,000 12,612,000 6,074,000      
Total investment balance, equity earnings (loss) and cash distributions $ 0 0 $ 0 2,043,000 $ 0 $ 0
Ownership interest, percent 42.50%   42.50%   42.50% 42.50%
Ownership interest multiplied by net income available to members, percent 42.50%       42.50%  
Tinuum Group, LLC | ADES equity earnings (loss)            
Equity Method Investments [Roll Forward]            
Beginning balance $ 13,175,000 0 $ 5,443,000 0 $ 0 $ 0
ADES proportionate share of income from Tinuum Group 11,761,000 10,457,000 6,758,000 8,706,000    
Recovery of prior cash distributions in excess of investment balance (prior to cash distributions) (11,761,000) (9,894,000) 0 (3,263,000)    
Cash distributions from Tinuum Group 0 0 0    
Adjustment for current year cash distributions in excess of investment balance 9,138,000 12,612,000 6,074,000      
Total investment balance, equity earnings (loss) and cash distributions 9,138,000 13,175,000 12,832,000 5,443,000 9,138,000 12,832,000
Tinuum Group, LLC | Cash distributions            
Equity Method Investments [Roll Forward]            
Beginning balance 13,175,000 0 3,400,000 0 0 0
ADES proportionate share of income from Tinuum Group 0 0 0 0    
Recovery of prior cash distributions in excess of investment balance (prior to cash distributions) 0 0 0 0    
Cash distributions from Tinuum Group (9,138,000) 13,175,000 14,875,000 3,400,000    
Adjustment for current year cash distributions in excess of investment balance 0 0 0      
Total investment balance, equity earnings (loss) and cash distributions 9,138,000 13,175,000 14,875,000 3,400,000 9,138,000 14,875,000
Tinuum Group, LLC | Memorandum Account: Cash distributions and equity loss in (excess) of investment balance            
Equity Method Investments [Roll Forward]            
Beginning balance (12,612,000) (9,894,000) 0 (3,263,000) (9,894,000) (3,263,000)
ADES proportionate share of income from Tinuum Group 0 0 0 0    
Recovery of prior cash distributions in excess of investment balance (prior to cash distributions) 11,761,000 9,894,000 0 3,263,000    
Cash distributions from Tinuum Group 0 0 0 0    
Adjustment for current year cash distributions in excess of investment balance (9,138,000) (12,612,000) (6,074,000)      
Total investment balance, equity earnings (loss) and cash distributions $ (9,989,000) $ (12,612,000) $ (6,074,000) $ 0 $ (9,989,000) $ (6,074,000)