Fair Value Measurements (Tables)

3 Months Ended

Mar. 31, 2021

Fair Value Disclosures [Abstract]

Schedule of Fair Value of Assets and Liabilities Measured on Recurring Basis

The Company’s financial assets and liabilities as of March 31, 2021 and December 31, 2020 that are measured at fair value on a recurring basis were as follows (in thousands):

March 31, 2021	Level 1		Level 2		Level 3
LIABILITIES
Derivative instruments		—		3,156		—
Conversion Option Liability on Convertible Senior Notes		—		—		37
December 31, 2020
LIABILITIES
Derivative instruments		—		4,591		—
Conversion Option Liability on Convertible Senior Notes		—		—		2

Schedule of Estimated Fair Values of Financial Assets and Liabilities

The estimated fair values of the Company’s other financial assets and liabilities as of March 31, 2021 and December 31, 2020 were as follows (in thousands):

			Estimated Fair Value
March 31, 2021	Carrying Amount		Level 1		Level 2		Level 3
ASSETS
Cash, cash equivalents and restricted cash	$	71,761	$	71,761	$	—	$	—
LIABILITIES
Long-term debt, including current portion		466,737		—		472,088		—
December 31, 2020
ASSETS
Cash, cash equivalents and restricted cash	$	36,018	$	36,018	$	—	$	—
LIABILITIES
Long-term debt, including current portion		472,887		—		470,561		—

Schedule of Other Assets and Liabilities Measured at Fair Value

The Company’s other assets and liabilities that were measured at fair value during the three months ended March 31, 2021 and the year ended December 31, 2020 were as follows (in thousands):

March 31, 2021	Level 1		Level 2		Level 3
ASSETS
Property and equipment:
Liftboats	$	—	$	—	$	—
December 31, 2020
ASSETS
Property and equipment:
Liftboats		—		43,005		—