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Goodwill (Tables)
12 Months Ended
Dec. 31, 2019
Goodwill [Abstract]  
Changes in Carrying Amount of Goodwill
The changes in the carrying amount of goodwill as of December 31, 2019 and 2018 consisted of the following (in thousands):

  
Year Ended
December 31, 2019
  
Year Ended
December 31, 2018
 
       
Beginning balance
 
$
293,525
  
$
271,338
 
Goodwill acquired
  
31,330
   
19,778
 
Goodwill related to partnership interest sold
  
(7,325
)
  
-
 
Goodwill adjustments for purchase price allocation of businesses acquired in prior year
  
146
   
2,409
 
Ending balance
 
$
317,676
  
$
293,525