XML 22 R11.htm IDEA: XBRL DOCUMENT
v3.8.0.1

GOODWILL | 9 Months Ended
--- | ---
Sep. 30, 2017
GOODWILL [Abstract] |
GOODWILL | 5. GOODWILL The changes in the carrying amount of goodwill consisted of the following (in thousands):
|  | Nine Months Ended September 30, 2017 |
Beginning balance |  | $ | 226,806 |
Goodwill acquired during the period |  |  | 40,384 |
Goodwill adjustments for purchase price allocation of business acquired |  |  | 860 |
Ending balance |  | $ | 268,050 |

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

X
- Definition The entire disclosure for goodwill. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -URI http://asc.fasb.org/subtopic&trid=2144439 + Details
Name: | us-gaap_GoodwillDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration