SUPPLEMENTAL CASH FLOW INFORMATION (Tables)

12 Months Ended

Sep. 30, 2017

SUPPLEMENTAL CASH FLOW INFORMATION

Schedule of supplemental cash flow information

	Year Ended September 30,
	2017		2016		2015
	(in thousands)
Cash payments:
Interest paid, net of amounts capitalized	$	22,936	$	28,011	$	11,651
Income taxes paid	$	3,749	$	15,577	$	131,128

Schedule of reconciliation of total capital expenditures incurred to total capital expenditures in the Statements of Cash Flows

	September 30,
	2017		2016		2015
	(in thousands)
Capital expenditures incurred	$	408,106	$	241,290	$	1,033,241
Additions incurred in prior year but paid for in current year		9,465		25,344		123,548
Additions incurred but not paid for as of the end of the period		(20,004)		(9,465)		(25,344)
Capital expenditures per Consolidated Statements of Cash Flows	$	397,567	$	257,169	$	1,131,445