ACQUISITION (Tables)
 3 Months Ended
Mar. 31, 2015
Business Acquisition [Line Items]  
Schedule of assets acquired and liabilities assumed
The following table summarizes the amounts for acquired assets and liabilities recorded at their fair values as of the acquisition date (in thousands):

Accounts receivable
$
11,402

Goodwill
421,724

Acquired trade names and other intangible assets
71,779

Acquired customer base
69,684

Acquired database technology
11,489

Acquired building photography
1,006

Other assets and liabilities
(2,866
)
Fair value of identifiable net assets acquired
$
584,218