Debt (Tables)

9 Months Ended

Jun. 30, 2020

Debt Disclosure [Abstract]

Schedule of Long Term Debt Instruments

The following tables present the Company's debt instruments outstanding, contractual maturities and interest expense:

	June 30, 2020								June 30, 2019							September 30, 2019
	Gross Amount		Debt Discount and Issuance Costs			Carrying Amount			Gross Amount		Debt Discount and Issuance Costs			Carrying Amount		Gross Amount		Debt Discount and Issuance Costs			Carrying Amount
	(in thousands)
2024 Convertible Notes	143,750		(28,069		)	115,681			143,750		(33,841		)	109,909		143,750		(32,439		)	111,311
2025 Convertible Notes	172,500		(41,122		)	131,378			172,500		(47,958		)	124,542		172,500		(46,290		)	126,210
8.5% unsecured debt due 2024*	998		—			998			1,148		—			1,148		1,092		—			1,092
CASHMAX secured borrowing facility*	295		(466		)	(171		)	804		(739		)	65		634		(653		)	(19		)
Total	$	317,543	$	(69,657	)	$	247,886		$	318,202	$	(82,538	)	$	235,664	$	317,976	$	(79,382	)	$	238,594
Less current portion	268		—			268			215		—			215		214		—			214
Total long-term debt	$	317,275	$	(69,657	)	$	247,618		$	317,987	$	(82,538	)	$	235,449	$	317,762	$	(79,382	)	$	238,380

* Amount translated from Guatemalan quetzals and Canadian dollars as of applicable period end. Certain disclosures omitted due to materiality considerations.

	Schedule of Contractual Maturities
	Total		Less Than 1 Year		1 - 3 Years		3 - 5 Years		More Than 5 Years
	(in thousands)
2024 Convertible Notes*	$	143,750	$	—	$	—	$	143,750	$	—
2025 Convertible Notes*	172,500		—		—		172,500		—
8.5% unsecured debt due 2024	998		268		430		300		—
CASHMAX secured borrowing facility	295		—		295		—		—
	$	317,543	$	268	$	725	$	316,550	$	—

* Excludes the potential impact of embedded derivatives as discussed below.

	Three Months Ended June 30,				Nine Months Ended June 30,
	2020		2019		2020		2019
	(in thousands)
2019 Convertible Notes:
Contractual interest expense	$	—	$	896	$	—	$	3,034
Amortization of debt discount and deferred financing costs	—		2,314		—		7,567
Total interest expense	$	—	$	3,210	$	—	$	10,601
2024 Convertible Notes:
Contractual interest expense	$	1,033	$	1,033	$	3,100	$	3,099
Amortization of debt discount and deferred financing costs	1,484		1,376		4,370		4,051
Total interest expense	$	2,517	$	2,409	$	7,470	$	7,150
2025 Convertible Notes:
Contractual interest expense	$	1,024	$	1,024	$	3,072	$	3,072
Amortization of debt discount and deferred financing costs	1,754		1,630		5,168		4,806
Total interest expense	$	2,778	$	2,654	$	8,240	$	7,878