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Goodwill
3 Months Ended
Mar. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Goodwill GoodwillIn the first three months of 2020, there were no events or circumstances that would have required an interim impairment test. Annually, during the fourth quarter, goodwill is tested for impairment. There were no changes in the carrying amount of goodwill for the three months ended March 31, 2020.