Lease Rental Revenues and Flight Equipment Held for Lease (Tables)
6 Months Ended
Jun. 30, 2012
Leases [Abstract]  
Annual future minimum lease rentals receivable
Minimum future annual lease rentals contracted to be received under our existing operating leases of flight equipment at June 30, 2012 were as follows:
Year Ending December 31,
Amount
Remainder of 2012
$
315,721

2013
574,698

2014
477,727

2015
419,535

2016
360,598

2017
247,181

Thereafter
477,737

Total
$
2,873,197

Geographic concentration of lease rental revenue earnings
Geographic concentration of lease rental revenue earned from flight equipment held for lease was as follows:
 
Three Months Ended June 30,
 
Six Months Ended June 30,
Region
2011
 
2012
 
2011
 
2012
Europe
45
%
 
40
%
 
46
%
 
41
%
Asia and Pacific
23
%
 
30
%
 
23
%
 
29
%
North America
13
%
 
12
%
 
13
%
 
12
%
Latin America
9
%
 
7
%
 
9
%
 
7
%
Middle East and Africa
10
%
 
11
%
 
9
%
 
11
%
Total
100
%
 
100
%
 
100
%
 
100
%
Revenue attributable to individual countries
The following table sets forth revenue attributable to individual countries representing at least 10% of total revenue (including maintenance revenue) based on each lessee’s principal place of business:
 
Three Months Ended June 30,
 
2011
 
2012
Country
Revenue
 
Percent of
Total
Revenue
 
Number
of
Lessees
 
Revenue
 
Percent of
Total
Revenue
 
Number
of
Lessees
United States (1)
$
16,683

 
11
%
 
4

 
$

 
%
 

China
16,128

 
11
%
 
4

 
18,638

 
11
%
 
4

Russia (2)

 
%
 

 
17,376

 
10
%
 
8

Denmark (2)

 
%
 

 
16,523

 
10
%
 
2

(1) Total revenue attributable to the United States was less then 10% for the three months ended June 30, 2012.
(2) Total revenue attributable to Russia and Denmark were less than 10% for the three months ended June 30, 2011. Total revenue attributable to Denmark for the three months ended June 30, 2012 includes $7,656 of maintenance revenue.

 
Six Months Ended June 30,
 
2011
 
2012
Country
Revenue
 
Percent of
Total
Revenue
 
Number
of
Lessees
 
Revenue
 
Percent of
Total
Revenue
 
Number
of
Lessees
United States
$
33,418

 
11
%
 
4

 
$
43,681

 
13
%
 
6

China
32,401

 
11
%
 
5

 
36,857

 
11
%
 
4

Russia(1)

 
%
 

 
32,807

 
10
%
 
8

 
(1) Total revenue attributable to Russia was less than 10% for the three months ended June 30, 2011.

Geographic concentration of net book value of flight equipment held for lease
Geographic concentration of net book value of flight equipment (includes net book value of flight equipment held for lease and net investment in finance leases) was as follows:
 
December 31, 2011
 
June 30, 2012
Region
Number
of
Aircraft
 
Net Book
Value %
 
Number
of
Aircraft
 
Net Book
Value %
Europe
66

 
41
%
 
69

 
38
%
Asia and Pacific
39

 
28
%
 
45

 
31
%
North America
16

 
9
%
 
18

 
10
%
Latin America
10

 
6
%
 
11

 
6
%
Middle East and Africa
9

 
15
%
 
8

 
13
%
Off-lease
4

(1) 
1
%
 
4

(2) 
2
%
Total
144

 
100
%
 
155

 
100
%
 
(1)
Includes two Boeing Model 747-400 aircraft being converted from passenger to freighter configuration, one of these aircraft was delivered to a customer in North America in January 2012 and the other was delivered to a customer in North America in April 2012; one Airbus Model A320-200 aircraft which was delivered to a customer in Europe in March, 2012, and one Boeing Model 737-400 aircraft which was sold in January 2012.
(2)
Includes one Boeing Model 747-400 passenger aircraft which we have begun parting-out, one Boeing Model 737-700 aircraft which was delivered to a customer in Europe in July, 2012, one Airbus Model A330-200 aircraft which was delivered to a customer in North America in July, 2012 and one Boeing Model 767-300ER aircraft that we delivered to a customer in Asia in July 2012.

Net book value of flight equipment attributable to individual countries
The following table sets forth net book value of flight equipment (includes net book value of flight equipment held for lease and net investment in finance leases) attributable to individual countries representing at least 10% of net book value of flight equipment based on each lessee’s principal place of business as of:
 
December 31, 2011
 
June 30, 2012
Country
Net Book
Value
 
Net Book
Value %
 
Number of
Lessees
 
Net Book
Value
 
Net Book
Value %
 
Number of
Lessees
China
$
526,008

 
12
%
 
4

 
$
528,251

 
11
%
 
4

Russia(1)
453,695

 
10
%
 
8

 

 
%
 
8

(1) The net book value of flight equipment attributable to Russia was less than 10% as of June 30, 2012.