SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Dec. 31, 2020


	(In thousands)
Description	Balance at Beginning of Year		Charged to Costs and Expenses		Deductions		Balance at End of Year







For the Year Ended December 31, 2018
Allowances deducted from assets
Deferred tax assets - valuation allowance	$	221,707	$	—	$	(3,330)	$	218,377
Reserve for parts inventory obsolescence	4,182		15		(2,454)		1,743
Allowance for doubtful accounts and other receivables	865		100		(500)		465
Total allowances deducted from assets	$	226,754	$	115	$	(6,284)	$	220,585

For the Year Ended December 31, 2019
Allowances deducted from assets
Deferred tax assets - valuation allowance	$	218,377	$	—	$	(6,754)	$	211,623
Reserve for parts inventory obsolescence	1,743		—		(1,127)		616
Allowance for doubtful accounts and other receivables	465		75		(60)		480
Total allowances deducted from assets	$	220,585	$	75	$	(7,941)	$	212,719

For the Year Ended December 31, 2020
Allowances deducted from assets
Deferred tax assets - valuation allowance	211,623		6,320		—		217,943
Reserve for parts inventory obsolescence	616		492		(58)		1,050
Allowance for doubtful accounts and other receivables	480		275		(200)		555
Total allowances deducted from assets	$	212,719	$	7,087	$	(258)	$	219,548