CONSOLIDATED STATEMENTS OF CASH FLOWS (UNAUDITED) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019
Cash flows from operating activities
Net income	$ 109,412	$ 18,953
Adjustments to reconcile net income to net cash provided by (used in) operating activities:
Depreciation and amortization	14,004	13,793
Impairment of intangibles	0	1,994
Amortization of debt issuance costs	1,004	0
Provision for doubtful accounts	0	(1,363)
Share-based compensation	2,558	1,006
Unrealized loss (gain) from investment in equity securities	23	(6)
Income from equity method investments	(3,291)	(1,162)
Gain on sale of equity method investments	(99,647)	0
Gain on loan assumption	0	(2,250)
Deferred tax	(6,137)	(186)
Changes in operating assets and liabilities, net of business combinations:
Receivables, net	(6,953)	1,904
Receivables, net – related parties	6,618	5,864
Other receivables	12,898	(13,719)
Prepaid expenses and other current assets	(1,804)	(2,914)
Right-of-use assets	2,601	1,877
Other assets	(5,090)	(525)
Accounts payable and accrued expenses	12,644	4,868
Fiduciary accounts payable	1,958	196
Medical liabilities	(1,566)	(6,226)
Income taxes payable	11,642	(10,229)
Operating lease liabilities	(2,110)	(1,790)
Net cash provided by operating activities	48,764	10,085
Cash flows from investing activities
Payments for business acquisition, net of cash acquired	0	(49,403)
Proceeds from repayment of loans receivable – related parties	16,500	0
Advances on loans receivable	0	(7,425)
Purchases of marketable securities	(1,793)	(20)
Purchases of investments – equity method	(500)	(2,949)
Proceeds from sale of equity method investment	52,743	0
Purchases of property and equipment	(553)	(807)
Dividend received	0	240
Net cash provided by (used in) investing activities	66,397	(60,364)
Cash flows from financing activities
Repayment of bank loan and lines of credit	0	(52,640)
Dividends paid	(50,133)	(60,670)
Repayment of term loan	(7,125)	0
Payment of finance lease obligations	(78)	(76)
Proceeds from the exercise of stock options and warrants	6,552	2,400
Repurchase of shares	(1,559)	(40)
Borrowings on line of credit	0	289,600
Proceeds from common stock offering	0	755
Cost of debt and equity issuance costs	0	(5,622)
Net cash (used in) provided by financing activities	(52,343)	173,707
Net increase in cash, cash equivalents and restricted cash	62,818	123,428
Cash, cash equivalents and restricted cash, beginning of period	104,010	107,637
Cash, cash equivalents and restricted cash, end of period	166,828	231,065
Supplementary disclosures of cash flow information:
Cash paid for income taxes	37,900	17,900
Cash paid for interest	6,961	1,000
Supplemental disclosures of non-cash investing and financing activities
Deferred tax liability adjustment to goodwill	0	11,540
Deferred tax liability adjustment related to warrant exercises	473	0
APC stock issued in exchange for AMG	0	414
Preferred shares received from sale of equity method investment	36,179	0
Reconciliation of cash, cash equivalents, and restricted cash
Cash and cash equivalents	166,082	230,299
Restricted cash – non-current	746	746
Total cash, cash equivalents, and restricted cash shown in the statement of cash flows	$ 104,010	$ 231,065