EMPLOYEE BENEFIT PLANS (Tables)

12 Months Ended

Sep. 30, 2018

EMPLOYEE BENEFIT PLANS

Schedule of reconciliation of the changes in the pension benefit obligations, fair value of Pension Plan assets and statement of the funded status

	2018		2017
	(in thousands)
Accumulated Benefit Obligation	$	106,205	$	109,976
Changes in projected benefit obligations
Projected benefit obligation at beginning of year	$	109,976	$	109,731
Interest cost		4,077		4,053
Actuarial (gain) loss		(2,143)		3,633
Benefits paid		(5,705)		(7,441)
Projected benefit obligation at end of year	$	106,205	$	109,976
Change in plan assets
Fair value of plan assets at beginning of year	$	92,816	$	90,748
Actual return on plan assets		7,754		9,470
Employer contribution		32		39
Benefits paid		(5,705)		(7,441)
Fair value of plan assets at end of year	$	94,897	$	92,816
Funded status of the plan at end of year	$	(11,308)	$	(17,160)

Schedule of amounts recognized in the Consolidated Balance Sheets

The amounts recognized in the Consolidated Balance Sheets at September 30, 2018 and 2017 are as follows (in thousands):

Accrued liabilities	$	(58)	$	(45)
Noncurrent liabilities-other		(11,250)		(17,115)
Net amount recognized	$	(11,308)	$	(17,160)

Schedule of amounts recognized in Accumulated Other Comprehensive Income (Loss) and not yet reflected in net periodic benefit cost

The amounts recognized in Accumulated Other Comprehensive Income (Loss) at September 30, 2018 and 2017, and not yet reflected in net periodic benefit cost, are as follows (in thousands):

Net actuarial loss $ (21,693) $ (28,873)

Schedule of weighted average assumptions used for the pension calculations

	September 30,
	2018		2017		2016
Discount rate for net periodic benefit costs	3.79	%	3.64	%	4.27	%
Discount rate for year-end obligations	4.27	%	3.79	%	3.64	%
Expected return on plan assets	6.06	%	6.17	%	5.89	%

Schedule of components of net periodic pension expense (benefit)

	Year Ended September 30,
	2018		2017		2016
	(in thousands)
Interest cost	$	4,077	$	4,053	$	4,266
Expected return on plan assets		(5,555)		(5,130)		(5,616)
Recognized net actuarial loss		1,926		2,891		2,083
Settlement		913		1,640		4,964
Net pension expense	$	1,361	$	3,454	$	5,697

Schedule of expected benefits to be paid from the Pension Plan

The following table reflects the expected benefits to be paid from the Pension Plan in each of the next five fiscal years, and in the aggregate for the five years thereafter (in thousands).

Year Ended September 30,
2019		2020		2021		2022		2023		2024 – 2028		Total
$	18,075	$	7,433	$	5,684	$	6,351	$	6,665	$	31,813	$	76,021

Schedule of target allocation and the asset allocation for the Pension Plan

			Percentage
			of Plan
	Target		Assets at
	Allocation		September 30,
Asset Category	2019		2018		2017
U.S. equities	45	%	52	%	50	%
International equities	20		15		16
Fixed income	35		33		34
Real estate and other	—		—		—
Total	100	%	100	%	100	%

Schedule of fair value of Pension Plan assets, summarized by level within fair value hierarchy

	Fair Value as of September 30, 2018
	Total		Level 1		Level 2		Level 3
	(in thousands)
Short-term investments	$	2,745	$	2,745	$	—	$	—
Mutual funds:
Domestic stock funds		18,361		18,361		—		—
Bond funds		17,918		17,918		—		—
Balanced funds		17,977		17,977		—		—
International stock funds		14,548		14,548		—		—
Total mutual funds		68,804		68,804		—		—
Domestic common stock		23,232		20,771		2,461		—
Oil and gas properties		116		—		—		116
Total	$	94,897	$	92,320	$	2,461	$	116

	Fair Value as of September 30, 2017
	Total		Level 1		Level 2		Level 3
	(in thousands)
Short-term investments	$	3,488	$	3,488	$	—	$	—
Mutual funds:
Domestic stock funds		18,377		18,377		—		—
Bond funds		18,357		18,357		—		—
Balanced funds		18,222		18,222		—		—
International stock funds		14,583		14,583		—		—
Total mutual funds		69,539		69,539		—		—
Domestic common stock		19,692		19,692		—		—
Oil and gas properties		97		—		—		97
Total	$	92,816	$	92,719	$	—	$	97

Summary of changes in fair value of the Pension Plan's Level 3 assets

	Oil and Gas Properties
	Year Ended
	September 30,
	2018		2017
	(in thousands)
Balance, beginning of year	$	97	$	177
Unrealized gains (losses) relating to property still held at the reporting date		19		(80)
Balance, end of year	$	116	$	97