Acquisitions (Tables)

12 Months Ended

Dec. 31, 2014

Business Combinations [Abstract]

Schedule of Business Acquisitions, by Acquisition

Total consideration paid and fair value of assets acquired in the GRC acquisition are as follows (in thousands):

Total purchase price	26,047
Total liabilities assumed	8,605
Total consideration	$	34,652

Total assets acquired $ 34,652

Total purchase price	295,841
Total liabilities assumed	116,955
Total consideration	$	412,796

Schedule of Recognized Identified Assets Acquired and Liabilities Assumed

Total assets acquired $ 412,796