Segment Information (Unaudited) (Tables)

3 Months Ended

Mar. 31, 2021

The following table presents sales and operating income by segment:


	Three Months Ended March 31
$ in millions		2021		2020
Sales
Aeronautics Systems		$	2,990	$	2,843
Defense Systems		1,562		1,881
Mission Systems		2,589		2,347
Space Systems		2,521		1,948
Intersegment eliminations		(505)		(399)
Total sales		9,157		8,620
Operating income
Aeronautics Systems		308		263
Defense Systems		177		198
Mission Systems		397		353
Space Systems		276		202
Intersegment eliminations		(63)		(49)
Total segment operating income		1,095		967
FAS/CAS operating adjustment		19		105
Unallocated corporate income (expense)		1,708		(138)
Total operating income		$	2,822	$	934

Revenue by Major Customers by Reporting Segments


Sales by Customer Type	Three Months Ended March 31
		2021			2020
$ in millions			$		%(3)		$		%(3)
Aeronautics Systems
U.S. government(1)			$	2,541	85	%	$	2,361	83	%
International(2)			399		14	%	444		16	%
Other customers			6		—	%	12		—	%
Intersegment sales			44		1	%	26		1	%
Aeronautics Systems sales			2,990		100	%	2,843		100	%
Defense Systems
U.S. government(1)			993		64	%	1,259		67	%
International(2)			351		22	%	340		18	%
Other customers			33		2	%	111		6	%
Intersegment sales			185		12	%	171		9	%
Defense Systems sales			1,562		100	%	1,881		100	%
Mission Systems
U.S. government(1)			1,834		71	%	1,671		71	%
International(2)			502		19	%	483		21	%
Other customers			16		1	%	17		1	%
Intersegment sales			237		9	%	176		7	%
Mission Systems sales			2,589		100	%	2,347		100	%
Space Systems
U.S. government(1)			2,326		92	%	1,803		93	%
International(2)			105		4	%	68		3	%
Other customers			51		2	%	51		3	%
Intersegment sales			39		2	%	26		1	%
Space Systems sales			2,521		100	%	1,948		100	%
Total
U.S. government(1)			7,694		84	%	7,094		83	%
International(2)			1,357		15	%	1,335		15	%
Other customers			106		1	%	191		2	%
Total Sales			$	9,157	100	%	$	8,620	100	%

(1) Sales to the U.S. government include sales from contracts for which we are the prime contractor, as well as those for which we are a subcontractor and the ultimate customer is the U.S. government. Each of the company’s segments derives substantial revenue from the U.S. government.

(2) International sales include sales from contracts for which we are the prime contractor, as well as those for which we are a subcontractor and the ultimate customer is an international customer. These sales include foreign military sales contracted through the U.S. government.

(3) Percentages calculated based on total segment sales.

Revenue from External Customers by Contract Type


Sales by Contract Type	Three Months Ended March 31
		2021			2020
$ in millions			$		%(1)		$		%(1)
Aeronautics Systems
Cost-type			$	1,411	48	%	$	1,343	48	%
Fixed-price			1,535		52	%	1,474		52	%
Intersegment sales			44				26
Aeronautics Systems sales			2,990				2,843
Defense Systems
Cost-type			509		37	%	628		37	%
Fixed-price			868		63	%	1,082		63	%
Intersegment sales			185				171
Defense Systems sales			1,562				1,881
Mission Systems
Cost-type			865		37	%	846		39	%
Fixed-price			1,487		63	%	1,325		61	%
Intersegment sales			237				176
Mission Systems sales			2,589				2,347
Space Systems
Cost-type			1,844		74	%	1,398		73	%
Fixed-price			638		26	%	524		27	%
Intersegment sales			39				26
Space Systems sales			2,521				1,948
Total
Cost-type			4,629		51	%	4,215		49	%
Fixed-price			4,528		49	%	4,405		51	%
Total Sales			$	9,157			$	8,620

(1)Percentages calculated based on external customer sales.

Revenue from External Customers by Geographic Areas


Sales by Geographic Region	Three Months Ended March 31
		2021	2020
$ in millions			$		%(2)		$		%(2)
Aeronautics Systems
United States			$	2,547	87	%	$	2,373	84	%
Asia/Pacific			279		9	%	207		8	%
Europe			100		3	%	166		6	%
All other(1)			20		1	%	71		2	%
Intersegment sales			44				26
Aeronautics Systems sales			2,990				2,843
Defense Systems
United States			1,026		75	%	1,370		80	%
Asia/Pacific			103		7	%	82		5	%
Europe			76		6	%	70		4	%
All other(1)			172		12	%	188		11	%
Intersegment sales			185				171
Defense Systems sales			1,562				1,881
Mission Systems
United States			1,850		79	%	1,688		78	%
Asia/Pacific			160		7	%	176		8	%
Europe			269		11	%	225		10	%
All other(1)			73		3	%	82		4	%
Intersegment sales			237				176
Mission Systems sales			2,589				2,347
Space Systems
United States			2,376		95	%	1,854		97	%
Asia/Pacific			16		1	%	5		—	%
Europe			88		4	%	59		3	%
All other(1)			2		—	%	4		—	%
Intersegment sales			39				26
Space Systems sales			2,521				1,948
Total
United States			7,799		85	%	7,285		85	%
Asia/Pacific			558		6	%	470		5	%
Europe			533		6	%	520		6	%
All other(1)			267		3	%	345		4	%
Total Sales			$	9,157			$	8,620

(1)All other is principally comprised of the Middle East.

(2)Percentages calculated based on external customer sales.