Changes in Accumulated Other Comprehensive Income (Loss) by Component (Tables)

6 Months Ended

Mar. 31, 2018

Changes in Accumulated Other Comprehensive Income (Loss) by Component

Schedule of accumulated other comprehensive income (loss)

	Three Months Ended March 31, 2017
	Pension		Postretirement		Foreign
	Plan		Plan		Exchange		Total
Accumulated other comprehensive income (loss) as of December 31, 2016	$	(72,838)	$	(28,909)	$	(13,222)	$	(114,969)
Other comprehensive income (loss) before reclassifications		—		—		835		835
Amounts reclassified from accumulated other comprehensive income (loss)
Amortization of Pension and Postretirement Plan items (a)		202		—		—		202
Actuarial losses (a)		2,810		1,069		—		3,879
Tax benefit		(1,109)		(393)		—		(1,502)
Net current-period other comprehensive income (loss)		1,903		676		835		3,414
Accumulated other comprehensive income (loss) as of March 31, 2017	$	(70,935)	$	(28,233)	$	(12,387)	$	(111,555)

	Three Months Ended March 31, 2018
	Pension		Postretirement		Foreign
	Plan		Plan		Exchange		Total
Accumulated other comprehensive income (loss) as of December 31, 2017	$	(42,180)	$	(21,217)	$	(7,474)	$	(70,871)
Other comprehensive income (loss) before reclassifications		—		—		2,316		2,316
Amounts reclassified from accumulated other comprehensive income (loss)
Amortization of Pension and Postretirement Plan items (a)		94		—		—		94
Actuarial losses (a)		1,221		750		—		1,971
Tax benefit		(477)		(278)		—		(755)
Net current-period other comprehensive income (loss)		838		472		2,316		3,626
Accumulated other comprehensive income (loss) as of March 31, 2018	$	(41,342)	$	(20,745)	$	(5,158)	$	(67,245)

	Six Months Ended March 31, 2017
	Pension		Postretirement		Foreign
	Plan		Plan		Exchange		Total
Accumulated other comprehensive income (loss) as of September 30, 2016	$	(74,742)	$	(29,585)	$	(10,196)	$	(114,523)
Other comprehensive income (loss) before reclassifications		—		—		(2,191)		(2,191)
Amounts reclassified from accumulated other comprehensive income (loss)
Amortization of Pension and Postretirement Plan items (a)		404		—		—		404
Actuarial losses (a)		5,620		2,139		—		7,759
Tax benefit		(2,217)		(787)		—		(3,004)
Net current-period other comprehensive income (loss)		3,807		1,352		(2,191)		2,968
Accumulated other comprehensive income (loss) as of March 31, 2017	$	(70,935)	$	(28,233)	$	(12,387)	$	(111,555)

	Six Months Ended March 31, 2018
	Pension		Postretirement		Foreign
	Plan		Plan		Exchange		Total
Accumulated other comprehensive income (loss) as of September 30, 2017	$	(43,012)	$	(21,691)	$	(7,991)	$	(72,694)
Other comprehensive income (loss) before reclassifications		—		—		2,833		2,833
Amounts reclassified from accumulated other comprehensive income (loss)
Amortization of Pension and Postretirement Plan items (a)		187		—		—		187
Actuarial losses (a)		2,444		1,500		—		3,944
Tax benefit		(961)		(554)		—		(1,515)
Net current-period other comprehensive income (loss)		1,670		946		2,833		5,449
Accumulated other comprehensive loss as of March 31, 2018	$	(41,342)	$	(20,745)	$	(5,158)	$	(67,245)

These accumulated other comprehensive income components are included in the computation of net periodic pension cost.