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GOODWILL
6 Months Ended
Jun. 30, 2018
GOODWILL [Abstract]  
GOODWILL
7.
GOODWILL

The changes in the carrying amount of goodwill consisted of the following (in thousands):

  
Six Months Ended
June 30, 2018
 
    
Beginning balance
 
$
271,338
 
Goodwill acquired during the year
  
10,534
 
Goodwill adjustments for purchase price allocation of businesses acquired in prior year
  
2,752
 
Ending balance
 
$
284,624