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GOODWILL | 6 Months Ended
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Jun. 30, 2017
GOODWILL [Abstract] |
GOODWILL | 5. GOODWILL The changes in the carrying amount of goodwill consisted of the following (in thousands):
|  | Six Months Ended June 30, 2017 |
Beginning balance |  | $ | 226,806 |
Goodwill acquired during the period |  |  | 40,197 |
Goodwill adjustments for purchase price allocation of business acquired |  |  | 954 |
Ending balance |  | $ | 267,957 |

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- References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

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- Definition The entire disclosure for goodwill. + References No definition available. + Details
Name: | us-gaap_GoodwillDisclosureTextBlock
Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration