EMPLOYEE BENEFIT PLANS (Tables)

12 Months Ended

Sep. 30, 2017

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

	2017		2016
	(in thousands)
Accumulated Benefit Obligation	$	109,976	$	109,731
Changes in projected benefit obligations
Projected benefit obligation at beginning of year	$	109,731	$	107,417
Interest cost		4,053		4,266
Actuarial loss		3,633		15,051
Benefits paid		(7,441)		(17,003)
Projected benefit obligation at end of year	$	109,976	$	109,731
Change in plan assets
Fair value of plan assets at beginning of year	$	90,748	$	98,060
Actual return on plan assets		9,470		9,653
Employer contribution		39		38
Benefits paid		(7,441)		(17,003)
Fair value of plan assets at end of year	$	92,816	$	90,748
Funded status of the plan at end of year	$	(17,160)	$	(18,983)

Schedule of amounts recognized in the Consolidated Balance Sheets

The amounts recognized in the Consolidated Balance Sheets at September 30, 2017 and 2016 are as follows (in thousands):

Accrued liabilities	$	(45)	$	(45)
Noncurrent liabilities-other		(17,115)		(18,938)
Net amount recognized	$	(17,160)	$	(18,983)

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, 2017 and 2016, and not yet reflected in net periodic benefit cost, are as follows (in thousands):

Net actuarial loss $ (28,873) $ (34,112)

Schedule of weighted average assumptions used for the pension calculations

	Year Ended
	September 30,
	2017		2016		2015
Discount rate for net periodic benefit costs	3.64	%	4.27	%	4.32	%
Discount rate for year-end obligations	3.79	%	3.64	%	4.27	%
Expected return on plan assets	6.17	%	5.89	%	6.26	%

Schedule of components of net periodic pension expense (benefit)

	Year Ended September 30,
	2017		2016		2015
	(in thousands)
Interest cost	$	4,053	$	4,266	$	4,584
Expected return on plan assets		(5,130)		(5,616)		(6,855)
Recognized net actuarial loss		2,891		2,083		1,308
Settlement		1,640		4,964		2,873
Net pension expense	$	3,454	$	5,697	$	1,910

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,
2018		2019		2020		2021		2022		2023 – 2027		Total
$	16,050	$	6,844	$	7,222	$	5,591	$	6,383	$	32,723	$	74,813

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

			Percentage
			of Plan
	Target		Assets at
	Allocation		September 30,
Asset Category	2018		2017		2016
U.S. equities	45	%	50	%	62	%
International equities	20		16		12
Fixed income	35		34		21
Real estate and other	—		—		5
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, 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

	Fair Value as of September 30, 2016
	Total		Level 1		Level 2		Level 3
	(in thousands)
Short-term investments	$	467	$	467	$	—	$	—
Mutual funds:
Domestic stock funds		36,107		36,107		—		—
Bond funds		22,809		22,809		—		—
International stock funds		11,334		11,334		—		—
Total mutual funds		70,250		70,250		—		—
Domestic common stock		18,305		18,305		—		—
Foreign equity stock		1,549		1,549		—		—
Oil and gas properties		177		—		—		177
Total	$	90,748	$	90,571	$	—	$	177

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

	Oil and Gas
	Properties
	Year Ended
	September 30,
	2017		2016
	(in thousands)
Balance, beginning of year	$	177	$	387
Unrealized losses relating to property still held at the reporting date		(80)		(210)
Balance, end of year	$	97	$	177