Income Taxes (Tables)

3 Months Ended

Mar. 31, 2021

Income Taxes [Abstract]

Reconciliation Of Provision For Income Taxes

	For the three months ended
	March 31,
	2021		2020
Consolidated tax provision at federal statutory rate	21.0	%	21.0	%
State income tax provisions, net of federal income
tax expense (benefit)	8.7		(1.2)
Changes in certain deferred tax balances	60.9		0.6
Interest expense deduction	(36.7)		-
Restructuring cost	5.1		(3.4)
Loss on disposal of Northwest Operations	-		(2.4)
Tax reserve adjustment	-		(2.5)
Shared-based payments	-		(0.7)
Federal research and development tax credit	-		0.6
All other, net	0.2		(0.9)
Effective tax rate	59.2	%	11.1	%