Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting Information [Line Items]

Segment Reporting, Additional Information about Entity's Reportable Segments

The Company's other segment information from continuing operations is presented below (in thousands):

	Year Ended December 31,
	2020		2019		2018
Depreciation and amortization expense:
CAM	$	172,003	$	158,470	$	126,856
ACMI Services	101,748		96,191		49,068
All other	4,316		2,871		2,971
Total	$	278,067	$	257,532	$	178,895
Interest expense
CAM	39,304		38,300		21,819
ACMI Services	20,542		24,950		6,269
Segment earnings (loss):
CAM	$	77,424	$	68,643	$	65,576
ACMI Services	66,897		32,055		11,448
All other	(5,933)		13,422		11,170
Net unallocated interest expense	(2,825)		(3,024)		(460)
Government grants	47,231		—		—
Impairment of aircraft and related assets	(39,075)		—		—
Net gain (loss) on financial instruments	(100,771)		(12,302)		7,296
Transaction fees	—		(373)		(5,264)
Other non-service components of retiree benefit costs, net	12,032		(9,404)		8,180
Loss from non-consolidated affiliate	(13,587)		(17,445)		(10,468)
Pre-tax earnings from continuing operations	$	41,393	$	71,572	$	87,478

Schedule of Segment Reporting Information, by Segment

The Company's segment information from continuing operations is presented below (in thousands):

	Year Ended December 31
	2020		2019		2018
Total revenues:
CAM	$	308,661	$	285,276	$	228,956
ACMI Services	1,147,279		1,078,288		548,839
All other	334,300		314,014		286,579
Eliminate inter-segment revenues	(219,665)		(225,395)		(172,029)
Total	$	1,570,575	$	1,452,183	$	892,345
Customer revenues:
CAM	$	205,047	$	168,106	$	156,516
ACMI Services	1,147,252		1,078,143		548,804
All other	218,276		205,934		187,025
Total	$	1,570,575	$	1,452,183	$	892,345

Reconciliation of Assets from Segment to Consolidated

The Company's assets are presented below by segment (in thousands). Cash and cash equivalents are reflected in Assets - All other.

	December 31
	2020		2019		2018
Assets:
CAM	$	2,037,628	$	1,857,687	$	1,577,182
ACMI Services	811,516		830,620		759,131
All other	152,601		131,871		134,272
Total	$	3,001,745	$	2,820,178	$	2,470,585

Revenue from External Customers by Products and Services

The Company's external customer revenues from other activities for the years ending December 31, 2020, 2019 and 2018 are presented below (in thousands):

	Year Ended December 31,
	2020		2019		2018
Aircraft maintenance, modifications and part sales	$	114,425	$	117,772	$	117,832
Ground services	73,949		69,596		66,567
Other, including aviation fuel sales	29,902		18,566		2,626
Total customer revenues	$	218,276	$	205,934	$	187,025