Basis Of Presentation (Tables)

3 Months Ended

Mar. 31, 2020

Basis Of Presentation [Abstract]

Schedule Of Allowance For Doubtful Accounts

				ADDITIONS
				(CHARGED)
				CREDITED		(CHARGED)
		BALANCE AT		TO COSTS		CREDITED				BALANCE
		BEGINNING		AND		TO OTHER				AT END
DESCRIPTION		OF PERIOD		EXPENSES		ACCOUNTS		OTHER		OF PERIOD
March 31, 2020	$	(353)	$	(594)	$	(475)	$	(5)	$	(1,427)