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Business Combinations - Schedule of Weighted-Average Lives of Intangible Assets Acquired in Business Combinations (Details)
3 Months Ended
Mar. 31, 2020
Purchased customer accounts  
Acquired Finite-Lived Intangible Assets [Line Items]  
Weighted Average Life 15 years
Distributor relationships  
Acquired Finite-Lived Intangible Assets [Line Items]  
Weighted Average Life 20 years
Carrier relationships  
Acquired Finite-Lived Intangible Assets [Line Items]  
Weighted Average Life 9 months
Computer Software, Intangible Asset [Member]  
Acquired Finite-Lived Intangible Assets [Line Items]  
Weighted Average Life 2 years
Trade names  
Acquired Finite-Lived Intangible Assets [Line Items]  
Weighted Average Life 4 years 2 months 12 days