XML 85 R73.htm IDEA: XBRL DOCUMENT v3.19.2
COMMITMENTS AND CONTINGENCIES - Litigation and Regulatory Proceedings (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Dec. 31, 2018
USD ($)
Nov. 17, 2018
item
Litigation and Regulatory Proceedings        
Insurance proceeds from damaged property and equipment   $ 9,500,000    
Property insurance recoveries $ 4,500,000 9,153,000    
Explosion at the Grand View, Idaho Facility        
Litigation and Regulatory Proceedings        
Number of fatalities | item       1
Estimated liability     $ 0  
Insurance proceeds from damaged property and equipment   9,500,000    
Property insurance recoveries   $ 9,200,000