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Goodwill and Intangible Assets (Tables) | 6 Months Ended
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Jul. 03, 2022
Goodwill and Intangible Assets Disclosure [Abstract] |
Changes in Carrying Amount of Goodwill By Reporting Unit | The changes in the carrying amount of goodwill by reporting unit were as follows:
| Aerospace |  | Marine Systems |  | Combat Systems |  | Technologies |  | Total Goodwill
December 31, 2021 (a) | $ | 3,039 |  |  | $ | 297 |  |  | $ | 2,827 |  |  | $ | 13,935 |  |  | $ | 20,098 |
Other (b) | (68) |  |  | — |  |  | (20) |  |  | (8) |  |  | (96) |
July 3, 2022 (a) | $ | 2,971 |  |  | $ | 297 |  |  | $ | 2,807 |  |  | $ | 13,927 |  |  | $ | 20,002 |
(a)Goodwill in the Technologies reporting unit was net of $1.8 billion of accumulated impairment losses. (b)Consisted primarily of adjustments for foreign currency translation.
Intangible Assets | Intangible assets consisted of the following:
| Gross Carrying Amount (a) | Accumulated Amortization | Net Carrying Amount |  | Gross Carrying Amount (a) | Accumulated Amortization | Net Carrying Amount
| July 3, 2022 |  | December 31, 2021
Contract and program intangible assets (b) | $ | 3,235 |  | $ | (1,634) |  | $ | 1,601 |  |  | $ | 3,239 |  | $ | (1,547) |  | $ | 1,692 |
Trade names and trademarks | 484 |  | (237) |  | 247 |  |  | 501 |  | (238) |  | 263 |
Technology and software | 69 |  | (51) |  | 18 |  |  | 70 |  | (48) |  | 22 |
Other intangible assets | 64 |  | (63) |  | 1 |  |  | 64 |  | (63) |  | 1 |
Total intangible assets | $ | 3,852 |  | $ | (1,985) |  | $ | 1,867 |  |  | $ | 3,874 |  | $ | (1,896) |  | $ | 1,978 |
(a)Changes in gross carrying amounts consisted primarily of adjustments for foreign currency translation. (b)Consisted of acquired backlog and probable follow-on work and associated customer relationships.

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- Definition Tabular disclosure of assets, excluding financial assets and goodwill, lacking physical substance with a finite life, by either major class or business segment. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition Tabular disclosure of goodwill by reportable segment and in total which includes a rollforward schedule. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13816-109267 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 20 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121556970&loc=d3e13854-109267 + Details
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