Condensed consolidated statements of cash flows - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2019	Jun. 30, 2018
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income (loss)	$ 274	$ (19,710)
Adjustments to reconcile net income (loss) to net cash provided by operating activities-net of effect of acquisitions:
Intangible amortization	59,962	41,784
Depreciation and other amortization	4,738	4,044
Amortization of debt financing costs	1,564	1,888
Non-cash equity compensation expense	9,099	7,555
Non-cash changes in fair value of estimated contingent consideration	11,261	18,315
Income from equity method investments	(643)	(153)
Distributions received from equity method investments	618	613
Other non-cash items	843	(203)
Loss on extinguishment of borrowings		14,011
Changes in cash resulting from changes in operating assets and liabilities:
Accounts receivable	(18,219)	(21,467)
Prepaid expenses and other assets	3,220	(14,791)
Accounts payable	389	3,324
Accrued expenses	25,166	12,358
Due to affiliates	(16,518)	(7,548)
Other liabilities	(24,848)	(2,600)
Deferred revenue	(1,688)	(268)
Net cash provided by operating activities	55,218	37,152
CASH FLOWS FROM INVESTING ACTIVITIES:
Cash paid for acquisitions and contingent consideration-net of cash acquired	(289,101)	(215,332)
Purchase of fixed assets	(10,060)	(4,429)
Investment and other		(24,300)
Net cash used in investing activities	(299,161)	(244,061)
CASH FLOWS FROM FINANCING ACTIVITIES:
Borrowings under credit facilities	370,000	200,000
Repayments of borrowings under credit facilities	(94,014)	(4,477)
Contingent consideration paid	(16,293)	(4,814)
Payments of debt financing costs		(1,981)
Proceeds from exercise of stock options	796
Payments on finance lease obligations	(94)	(116)
Distributions for unitholders	(11,734)	(506)
Net cash provided by financing activities	248,661	188,106
EFFECT OF EXCHANGE RATES ON CASH AND CASH EQUIVALENTS	13	(80)
CHANGE IN CASH AND CASH EQUIVALENTS	4,731	(18,883)
CASH AND CASH EQUIVALENTS:
Beginning of period	33,213	51,455
End of period	$ 37,944	$ 32,572

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