Schedule II Valuation of Qualifying Accounts

12 Months Ended

Jul. 31, 2020

SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

	Year ended July 31,
Description	2020		2019		2018
	(Dollars in thousands)
Valuation accounts deducted in balance sheet from assets to which they apply — Accounts receivable — allowance for doubtful accounts:
Balances at beginning of period	$	5,005	$	4,471	$	4,629
Additions — Charged to expense	2,495		587		752
Deductions — Bad debts written off, net of recoveries	(343)		(53)		(910)
Balances at end of period	$	7,157	$	5,005	$	4,471
Inventory — Reserve for slow-moving inventory:
Balances at beginning of period	$	13,404	$	12,582	$	14,322
Additions — Charged to expense	5,722		3,168		2,797
Deductions — Inventory write-offs	(2,817)		(2,346)		(4,537)
Balances at end of period	$	16,309	$	13,404	$	12,582
Valuation allowances against deferred tax assets:
Balances at beginning of period	$	60,073	$	56,866	$	38,563
Additions during year	6,204		5,981		24,184
Deductions — Valuation allowances reversed/utilized	(7,468)		(2,774)		(5,881)
Balances at end of period	$	58,809	$	60,073	$	56,866