SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

12 Months Ended

Apr. 30, 2018

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II-VALUATION AND QUALIFYING ACCOUNTS

SCHEDULE II—VALUATION AND QUALIFYING ACCOUNTS

			Additions
	Balance at		Charged to		Charged to				Balance at
	Beginning		Costs and		Other				End of
Description	of Period		Expenses		Accounts		Deductions		Period
	(In thousands)
Allowance for doubtful accounts for the year ended April 30:
2016	$	224	$	158	$	—	$	(326)	$	56
2017	$	56	$	56	$	—	$	(8)	$	104
2018	$	104	$	976	$	—	$	—	$	1,080
Warranty reserve for the year ended April 30:
2016	$	1,687	$	3,589	$	(424)	$	(1,758)	$	3,094
2017	$	3,094	$	1,838	$	—	$	(2,985)	$	1,947
2018	$	1,947	$	1,884	$	—	$	(1,741)	$	2,090
Reserve for inventory excess and obsolescence for the year ended April 30:
2016	$	1,826	$	2,762	$	—	$	(2,046)	$	2,542
2017	$	2,542	$	1,115	$	—	$	(901)	$	2,756
2018	$	2,756	$	2,758	$	—	$	(1,561)	$	3,953
Reserve for self-insured medical claims for the year ended April 30:
2016	$	1,053	$	7,668	$	—	$	(7,742)	$	979
2017	$	979	$	7,037	$	—	$	(6,883)	$	1,133
2018	$	1,133	$	9,100	$	—	$	(9,230)	$	1,003