Goodwill and Intangible Assets, Net
 6 Months Ended
Jun. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill and Intangible Assets, Net Goodwill and Intangible Assets, Net:
Amounts related to the Company’s amortization of intangible assets are as follows (in millions):
Three Months Ended
June 30,		Six Months Ended
June 30,
2021202020212020
Aggregate amortization expense$0.4 $0.4 $0.8 $0.8 
Amounts related to the Company’s goodwill are as follows (in millions):
June 30,
2021		December 31,
2020
Plant Nutrition Segment$52.1 $49.6 
Other6.1 6.1 
Total$58.2 $55.7 
The change in goodwill between December 31, 2020, and June 30, 2021 was due to the impact from translating foreign-denominated amounts to U.S. dollars. As of June 30, 2021, there were no indicators necessitating an interim impairment test of the Company’s operating segments based on the Company’s review of operating performance.