Debt Obligations (Tables)

12 Months Ended

Dec. 31, 2022

Debt Disclosure [Abstract]

Schedule of notes payable

Debt obligations consisted of the following:

	As of December 31,
	2022		2021
	(in thousands)
Credit facility at a floating rate of interest of one-month LIBOR plus 1.75% at December 31, 2022, secured by engines. The facility has a committed amount of $1.0 billion at December 31, 2022, which revolves until the maturity date of June 2024	$	727,000	$	590,000
WEST VI Series A 2021 term notes payable at a fixed rate of interest of 3.10%, maturing in May 2046, secured by engines	262,779		273,723
WEST VI Series B 2021 term notes payable at a fixed rate of interest of 5.44%, maturing in May 2046, secured by engines	36,502		38,022
WEST VI Series C 2021 term notes payable at a fixed rate of interest of 7.39%, maturing in May 2046, secured by engines	14,738		18,158
WEST V Series A 2020 term notes payable at a fixed rate of interest of 3.23%, maturing in March 2045, secured by engines	255,136		272,909
WEST V Series B 2020 term notes payable at a fixed rate of interest of 4.21%, maturing in March 2045, secured by engines	35,542		38,004
WEST V Series C 2020 term notes payable at a fixed rate of interest of 6.66%, maturing in March 2045, secured by engines	13,314		16,342
WEST IV Series A 2018 term notes payable at a fixed rate of interest of 4.75%, maturing in September 2043, secured by engines	238,072		262,260
WEST IV Series B 2018 term notes payable at a fixed rate of interest of 5.44%, maturing in September 2043, secured by engines	36,386		38,885
WEST III Series A 2017 term notes payable at a fixed rate of interest of 4.69%, maturing in August 2042, secured by engines	209,061		223,815
WEST III Series B 2017 term notes payable at a fixed rate of interest of 6.36%, maturing in August 2042, secured by engines	30,255		32,195
Note payable at a fixed rate of interest of 3.18%, maturing in July 2024, secured by an aircraft	3,304		5,307
	1,862,089		1,809,620
Less: unamortized debt issuance costs	(14,811)		(19,356)
Total debt obligations	$	1,847,278	$	1,790,264

Schedule or principal outstanding

Principal outstanding at December 31, 2022, is expected to be repayable as follows:

Year	(in thousands)
2023	$	88,090
2024	788,118
2025	59,883
2026	267,562
2027	182,668
Thereafter	475,768
Total	$	1,862,089