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CONSOLIDATED STATEMENTS OF CASH FLOWS (Parenthetical) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2019
Jun. 30, 2018
Business Acquisitions:    
Fair value of tangible assets acquired $ 30,756
Fair value of accounts receivable 3,044
Fair value of other assets 3,929
Liabilities assumed (35,326)
Fair value of stock issued (53,938)
Cost in excess of fair value of assets acquired (Goodwill) 142,881
Acquired identifiable intangible assets 90,830
Net cash paid for business acquisitions $ 182,176