Schedule II-Valuation and Qualifying Accounts

12 Months Ended

Dec. 31, 2019

Valuation And Qualifying Accounts [Abstract]

Schedule Of Valuation And Qualifying Accounts

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

(amounts in thousands)

	Balance at		Charges to					Write-off of		Balance
	beginning		costs and			Acquisitions		uncollectible		at end
Valuation Allowance for Deferred Tax Assets:	of period		expenses			of business		accounts		of period
Year ended December 31, 2019	$	79,264	$	(3,987	)	$	-	$	-	$	75,277
Year ended December 31, 2018	$	70,227	$	9,037		$	-	$	-	$	79,264
Year ended December 31, 2017	$	56,333	$	13,894		$	-	$	-	$	70,227

	Balance at		Charges to							Balance
	beginning		costs and		Acquisitions					at end
Allowance for Doubtful Accounts Receivable:	of period		expenses		of business		Write-offs			of period
Year ended December 31, 2017 (a)	$	410,374	$	869,077	$	-	$	(799,162	)	$	480,289

(a) Effective January 1, 2018, the Company adopted ASC 606 using a modified retrospective approach.  This schedule discloses allowance for doubtful accounts receivable for periods reported under ASC 605 only.