Schedule II Valuation of Qualifying Accounts

12 Months Ended

Jul. 31, 2018

Valuation and Qualifying Accounts [Abstract]

Schedule II - Valuation and Qualifying Accounts

SCHEDULE II — VALUATION AND QUALIFYING ACCOUNTS

	Year ended July 31,
Description	2018			2017			2016
	(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	$	4,629		$	5,144		$	3,585
Additions — Charged to expense	752			732			1,904
Deductions — Bad debts written off, net of recoveries	(910		)	(1,247		)	(345		)
Balances at end of period	$	4,471		$	4,629		$	5,144
Inventory — Reserve for slow-moving inventory:
Balances at beginning of period	$	14,322		$	15,083		$	13,269
Additions — Charged to expense	2,797			4,608			4,950
Deductions — Inventory write-offs	(4,537		)	(5,369		)	(3,136		)
Balances at end of period	$	12,582		$	14,322		$	15,083
Valuation allowances against deferred tax assets:
Balances at beginning of period	$	38,563		$	37,992		$	39,922
Additions during year	24,184			2,004			2,614
Deductions — Valuation allowances reversed/utilized	(5,881		)	(1,433		)	(4,544		)
Balances at end of period	$	56,866		$	38,563		$	37,992