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Goodwill (Tables)
6 Months Ended
Jun. 30, 2020
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of Goodwill
The following table presents changes in goodwill in the accompanying Consolidated Balance Sheet for the year ended December 31, 2019 and the six months ended June 30, 2020 (in thousands):
 
December 31, 2019

 
June 30, 2020

Goodwill at the beginning of the period
$
303,887

 
$
398,292

Net increase in goodwill related to acquisitions
99,344

 
12,201

Decrease in goodwill related to divestitures
(4,939
)
 

Decrease in goodwill related to impairments

 
(13,632
)
Goodwill at the end of the period
$
398,292

 
$
396,861