DEBT (Tables)

3 Months Ended

Dec. 31, 2016

Debt Disclosure [Abstract]

Summary of Long-Term Debt

A summary of long-term debt is as follows:

(In thousands)	December 31, 2016			September 30, 2016
6.5% Senior Notes due 2020 ("Senior Notes") aggregate principal amount	$	448,650		$	448,650
Senior Notes unamortized premium	3,023			3,245
Senior Notes unamortized debt issuance costs	(3,678		)	(3,976		)
Total Senior Notes	447,995			447,919
Revolving Credit Facility ("Credit Facility")	850,000			780,000
Total long-term debt	$	1,297,995		$	1,227,919