XML 48 R28.htm IDEA: XBRL DOCUMENT

Employee Benefit Plans (Tables)

12 Months Ended

Jul. 31, 2018

The following table provides a reconciliation of the changes in the Plan’s accumulated benefit obligation during the years ended July 31:



	2018			2017
Obligation at beginning of fiscal year	$	3,390		$	3,800
Interest cost	79			89
Benefit payments	(449		)	(499		)
Obligation at end of fiscal year	$	3,020		$	3,390

As of July 31, 2018 and 2017, amounts recognized as liabilities in the accompanying Consolidated Balance Sheets consist of:

Net periodic benefit gain for the Plan for fiscal years ended July 31, 2018, 2017, and 2016, includes the following components:



	Years Ended July 31,
	2018			2017			2016
Net periodic postretirement benefit gain included the following components:
Service cost	$	—		$	—		$	9
Interest cost	79			89			114
Amortization of prior service credit	—			—			(1,035		)
Amortization of net actuarial gain	(520		)	(544		)	(646		)
Periodic postretirement benefit gain	$	(441	)	$	(455	)	$	(1,558	)

The following assumptions were used in accounting for the Plan:



	2018		2017		2016
Weighted average discount rate used in determining accumulated postretirement benefit obligation	2.50	%	2.50	%	2.50	%
Weighted average discount rate used in determining net periodic benefit cost	2.50	%	2.50	%	3.00	%
Assumed health care trend rate used to measure accumulated postretirement benefit obligation at July 31	7.00	%	7.25	%	7.50	%
Rate to which cost trend rate is assumed to decline (the ultimate trend rate)	5.50	%	5.50	%	5.50	%
Fiscal year the ultimate trend rate is reached	2024		2024		2018

A one-percentage point change in assumed health care cost trend rates would have the following effects on the Plan:



	One-Percentage Point Increase		One-Percentage Point Decrease
Effect on future service and interest cost	$	4	$	(5	)
Effect on accumulated postretirement benefit obligation at July 31, 2018	17		(18		)

The following benefit payments are expected to be paid during the years ending July 31: