CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019		Dec. 31, 2018	Dec. 31, 2017
Cash flows from operating activities:
Income (loss) from continuing operations	$ (286,821)		$ 97,902	$ 61,230
Income from discontinued operations			901	2,485
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
Depreciation and amortization	50,775		4,667	3,357
Amortization and write-off of deferred loan costs	4,487		1,152	2,887
Amortization of debt discount	3,711		4,140	8,001
Share-based employee compensation expense	18,832	[1]	6,097	6,658
Impairment of goodwill and intangible assets	377,100
Loss on release of cumulative translation adjustment				3,044
Deferred income taxes	(52,076)		25,485	40,935
Increase in accounts receivable, net	(8,283)		(12,311)	(3,939)
Decrease in inventory	2,087
(Increase) decrease in other current assets	(426)		1,610	820
Decrease in accounts payable	(10,052)		(95)	(407)
Increase (decrease) in accrued salaries and benefits	3,608		(10,314)	(6,061)
Decrease in other current liabilities	(21,495)		(11,802)	(6,436)
Decrease in deferred revenue	(1,198)
Other	2,056		2,611	(2,565)
Net cash flows provided by operating activities	82,305		108,739	105,276
Cash flows from investing activities:
Acquisition of property and equipment	(24,713)	[1]	(9,053)	(5,910)
Proceeds from sale of MeYou Health			1,416
Business acquisitions, net of cash acquired	(1,062,818)
Net cash flows used in investing activities	(1,087,531)		(7,637)	(5,910)
Cash flows from financing activities:
Proceeds from issuance of long-term debt	1,611,970		253,425	373,450
Payments of long-term debt	(574,329)		(373,536)	(449,084)
Proceeds from settlement of cash convertible notes hedges			141,246
Payments related to settlement of cash conversion derivative			(141,246)
Payments related to tax withholding for share-based compensation	(4,733)		(9,762)	(4,481)
Exercise of stock options	989		1,910	5,722
Deferred loan costs	(30,189)			(2,452)
Principal payments related to finance leases	(274)
Change in cash overdraft and other	2,357		410	2,533
Net cash flows provided by (used in) financing activities	1,005,791		(127,553)	(74,312)
Effect of exchange rate changes on cash	(12)		(56)	1,784
Net increase (decrease) in cash and cash equivalents	553		(26,507)	26,838
Cash and cash equivalents, beginning of period	1,933		28,440	1,602
Cash and cash equivalents, end of period	2,486		1,933	28,440
Supplemental disclosure of cash flow information:
Cash paid for interest	67,717		4,099	4,727
Cash paid for income taxes, net of refunds	$ 8,370		3,339
MeYou Health
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
(Gain) loss on sale			(1,416)
TPHS Business
Adjustments to reconcile net income (loss) to net cash provided by operating activities:
(Gain) loss on sale			$ 112	$ (4,733)

[1] The figure for total segments equals the consolidated figure for each such item.