Concentration of Risk (Tables)

12 Months Ended

Dec. 31, 2021

Schedule of concentration of risk by regions

The following table sets forth the regional concentration based on each airline's principal place of business of the Company’s flight equipment subject to operating leases based on net book value as of December 31, 2021 and 2020:


	December 31, 2021				December 31, 2020
Region	Net Book Value		% of Total		Net Book Value		% of Total
	(in thousands, except percentages)
Europe	$	7,439,993	32.5	%	$	6,413,557	31.4	%
Asia (excluding China)	5,952,981		26.0	%	5,513,498		27.1	%
China	2,934,224		12.8	%	2,766,543		13.5	%
The Middle East and Africa	2,447,919		10.7	%	2,356,418		11.6	%
U.S. and Canada	1,638,450		7.2	%	1,298,974		6.4	%
Central America, South America and Mexico	1,566,133		6.8	%	1,074,792		5.3	%
Pacific, Australia, and New Zealand	919,304		4.0	%	956,568		4.7	%
Total	$	22,899,004	100.0	%	$	20,380,350	100.0	%

At December 31, 2021 and 2020, we owned and managed leased aircraft to customers in the following regions based on each airline's principal place of business:


	December 31, 2021			December 31, 2020
Region	Number of Customers(1)	% of Total		Number of Customers(1)	% of Total
Europe	50	42.5	%	48	42.9	%
Asia (excluding China)	22	18.6	%	20	17.8	%
The Middle East and Africa	14	11.9	%	14	12.5	%
U.S. and Canada	13	11.0	%	11	9.8	%
China	9	7.6	%	9	8.0	%
Central America, South America and Mexico	7	5.9	%	7	6.3	%
Pacific, Australia, and New Zealand	3	2.5	%	3	2.7	%
Total	118	100.0	%	112	100.0	%


(1) A customer is an airline with its own operating certificate.

Schedule of rental of flight equipment revenues from flight equipment subject to operating leases

The following table sets forth the dollar amount and percentage of the Company’s Rental of flight equipment revenues from our flight equipment subject to operating leases attributable to the indicated regions based on each airline’s principal place of business:


	Year Ended December 31, 2021				Year Ended December 31, 2020				Year Ended December 31, 2019
Region	Amount of Rental Revenue		% of Total		Amount of Rental Revenue		% of Total		Amount of Rental Revenue		% of Total
	(in thousands, except percentages)
Europe	$	564,479	28.2	%	$	525,543	27.0	%	$	531,778	27.7	%
Asia (excluding China)	558,020		27.9	%	573,722		29.5	%	484,017		25.3	%
China	352,375		17.6	%	341,121		17.5	%	357,278		18.6	%
The Middle East and Africa	210,977		10.5	%	220,017		11.3	%	226,932		11.8	%
U.S. and Canada	130,717		6.5	%	106,694		5.5	%	98,627		5.1	%
Central America, South America and Mexico	104,315		5.2	%	88,113		4.5	%	124,850		6.6	%
Pacific, Australia, and New Zealand	82,454		4.1	%	91,410		4.7	%	93,387		4.9	%
Total	$	2,003,337	100.0	%	$	1,946,620	100.0	%	$	1,916,869	100.0	%