Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2023

Fair Value Disclosures [Abstract]

Fair Value, by Balance Sheet Grouping

Assets and liabilities measured at fair value on a recurring basis with their corresponding level of the fair value hierarchy as of December 31, 2023 and 2022 is as follows:

	December 31, 2023		December 31, 2022		Fair Value Level
Cash, cash equivalents and restricted cash	$	121,190	$	189,754	Level 1
Collateral on derivatives	2,219		909		Level 1
Fair value of derivative assets – current	6,824		8,479		Level 2
Fair value of derivative assets – noncurrent	3,136		8,184		Level 2
Fair value of derivative liabilities – current	479		163		Level 2
Global Ultraco Debt Facility – Term Facility (1)	262,950		237,750		Level 2
Global Ultraco Debt Facility – Revolving Facility (1)	125,000		—		Level 2
Convertible Bond Debt (2)	181,542		172,661		Level 2
Fair value of derivative liabilities – noncurrent	1,505		—		Level 2

(1)The fair value of floating-rate debt is estimated to be equal to its outstanding principle amount since it bears a variable interest rate that resets every three months.

(2)The fair value of the Convertible Bond Debt is estimated based on pricing data (including observable trade information) sourced from Bloomberg.com.