Accumulated Other Comprehensive Loss (Tables)

3 Months Ended

Oct. 31, 2021

Oct. 31, 2020

Accumulated Other Comprehensive Income (Loss), Net of Tax [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss)

The following table illustrates the changes in the balances of each component of accumulated other comprehensive loss, net of tax, for the three months ended October 31, 2021:

	Unrealized gain on cash flow hedges		Unamortized gain on post-retirement plans		Foreign currency translation adjustments		Accumulated other comprehensive loss
Beginning balance, July 31, 2021	$	729	$	1,888	$	(58,570)	$	(55,953)
Other comprehensive loss before reclassification	(273)		—		(3,913)		(4,186)
Amounts reclassified from accumulated other comprehensive loss	(425)		(107)		—		(532)
Ending balance, October 31, 2021	$	31	$	1,781	$	(62,483)	$	(60,671)

The changes in accumulated other comprehensive loss by component, net of tax, for the three months ended October 31, 2020, were as follows:

	Unrealized (loss) gain on cash flow hedges		Unamortized gain on post-retirement plans		Foreign currency translation adjustments		Accumulated other comprehensive loss
Beginning balance, July 31, 2020	$	(200)	$	2,181	$	(68,458)	$	(66,477)
Other comprehensive income (loss) before reclassification	701		—		(4,185)		(3,484)
Amounts reclassified from accumulated other comprehensive loss	159		134		—		293
Ending balance, October 31, 2020	$	660	$	2,315	$	(72,643)	$	(69,668)

Schedule of Income Tax Benefit on the Components of Other Comprehensive Loss

The following table illustrates the income tax (expense) benefit on the components of other comprehensive loss for the three months ended October 31, 2021 and 2020:

	Three months ended October 31,
	2021		2020
Income tax (expense) benefit related to items of other comprehensive loss:
Cash flow hedges	$	(104)	$	(48)
Pension and other post-retirement benefits	—		240
Other income tax adjustments and currency translation	5		7
Income tax (expense) benefit related to items of other comprehensive loss	$	(99)	$	199