XML 89 R106.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Commitments and Contingencies (Textual) (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
Dec. 31, 2018
Jan. 01, 2019
Operating Leased Assets [Line Items]      
Total $ 1,391,848,000 $ 898,885,000  
Future minimum lease payments, 2019   16,978,000  
Future minimum lease payments, 2020   11,906,000  
Future minimum lease payments, 2021   9,959,000  
Future minimum lease payments, 2022   6,438,000  
Future minimum lease payments, 2023   3,763,000  
Future minimum lease payments, thereafter   8,348,000  
Industrial Revenue Bonds, Unrecognized 1,000,000.0    
Plant Nutrient      
Operating Leased Assets [Line Items]      
Total 646,730,000 690,536,000  
Service      
Operating Leased Assets [Line Items]      
Total 63,011,000 65,042,000  
Service | Plant Nutrient      
Operating Leased Assets [Line Items]      
Total $ 4,202,000 $ 4,411,000  
Lansing Trade Group, LLC (b)      
Operating Leased Assets [Line Items]      
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Contingent Liability     $ 5,000,000.0