Long-Term Debt (Tables)

3 Months Ended

Mar. 31, 2020

Debt Disclosure [Abstract]

Schedule of maturities of long-term debt outstanding

Scheduled maturities of our long-term debt outstanding as of March 31, 2020 are as follows (in thousands):

	Term Loan (1)			2022 Notes			2023 Notes			MARAD Debt			Nordea Q5000 Loan			Total
Less than one year	$	3,500		$	—		$	—		$	7,378		$	80,357		$	91,235
One to two years	28,875			—			—			7,746			—			36,621
Two to three years	—			125,000			—			8,133			—			133,133
Three to four years	—			—			125,000			8,538			—			133,538
Four to five years	—			—			—			8,965			—			8,965
Over five years	—			—			—			19,294			—			19,294
Gross debt	32,375			125,000			125,000			60,054			80,357			422,786
Unamortized debt discounts (2)	—			(7,207		)	(13,700		)	—			—			(20,907		)
Unamortized debt issuance costs (3)	(334		)	(1,103		)	(2,208		)	(3,415		)	(398		)	(7,458		)
Total debt	32,041			116,690			109,092			56,639			79,959			394,421
Less: current maturities	(3,500		)	—			—			(7,378		)	(79,959		)	(90,837		)
Long-term debt	$	28,541		$	116,690		$	109,092		$	49,261		$	—		$	303,584

(1) Term Loan pursuant to the Credit Agreement (as defined below) matures in December 2021.

(2) Convertible Senior Notes due 2022 and 2023 will increase to their face amounts through accretion of their debt discounts to interest expense through May 2022 and September 2023, respectively.

(3) Debt issuance costs are amortized to interest expense over the term of the applicable debt agreement.

Schedule of components of net interest expense

The following table details the components of our net interest expense (in thousands):

	Three Months Ended March 31,
	2020			2019
Interest expense	$	7,394		$	7,896
Interest income	(466		)	(758		)
Capitalized interest	(1,182		)	(5,040		)
Net interest expense	$	5,746		$	2,098