Long-term Debt (Tables)

6 Months Ended

Mar. 31, 2017

Long-term Debt

Schedule of the discounted carrying value of long-term debt

	September 30,		March 31,
(in thousands)	2016		2017
Senior secured term loan, due March 2022 (face amount $768,804 as of September 30, 2016 and $753,804 as of March 31, 2017)	$	754,501	$	741,048
Less current portion		(7,785)		—
Carrying amount of long-term debt, net of discounts and debt issue costs	$	746,716	$	741,048