Held for Sale and Discontinued Operations (Tables)

12 Months Ended

Dec. 31, 2019

Discontinued Operations and Disposal Groups [Abstract]

Summary of Information Related to Assets Held For Sale and Discontinued Operations

The following table presents the financial results of discontinued operations related to DMG:

	Year ended December 31,
	2019			2018			2017
Net revenues	$	2,713,059		$	4,963,792		$	4,676,213
Expenses	2,543,865			4,962,686			4,634,782
Goodwill and other asset impairment charges	—			41,537			651,659
Valuation adjustment on disposal group	—			316,840			—
Income (loss) from discontinued operations before taxes	169,194			(357,271		)	(610,228		)
Loss on sale of discontinued operations before taxes	(23,022		)	—			—
Income tax expense (benefit)	40,689			99,768			(364,856		)
Net income (loss) from discontinued operations, net of tax	$	105,483		(457,038		)	$	(245,372	)

Reconciliation of Cash Flows

The following table presents cash flows of discontinued operations related to DMG:

	Year ended December 31,
	2019			2018			2017
Net cash provided by operating activities from discontinued operations	$	99,634		$	290,684		$	357,274
Net cash used in investing activities from discontinued operations	$	(43,442	)	$	(57,382	)	$	(232,329	)