Supplemental Cash Flow Information (Tables)

6 Months Ended

12 Months Ended

Mar. 31, 2015

Sep. 30, 2014

SUPPLEMENTAL CASH FLOW INFORMATION

Schedule of supplement cash flow information

	Six Months Ended
	March 31,
	2015			2014
	(in thousands)
Capital expenditures incurred	$	679,771		$	372,892
Additions incurred prior year but paid for in current period	123,548			29,264
Additions incurred but not paid for as of the end of the period	(39,954		)	(45,403		)
Capital expenditures per Consolidated Condensed Statements of Cash Flows	$	763,365		$	356,753

	Years Ended September 30,
	2014		2013		2012
	(in thousands)
Cash payments:
Interest paid, net of amounts capitalized	$	5,374	$	6,991	$	10,711
Income taxes paid	$	317,599	$	363,326	$	144,959