v3.26.1
Investments - Schedule of Net Assets (Details) - EBP Represented Employee - USD ($)
Dec. 31, 2025
Dec. 31, 2024
EBP, Master Trust [Line Items]    
Net assets available for benefits $ 2,395,779,283 $ 2,090,606,757
Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 24,610,713,439 21,345,771,680
Synthetic GICs 1,881,240,870 2,067,192,778
Non-interest bearing accounts 1,154,463 1,297,855
Net pending trades payables and interest receivable (2,793,266) (10,794,865)
Net assets available for benefits 26,490,315,506 23,403,467,448
Master Trust Balances | Participant-directed brokerage accounts    
EBP, Master Trust [Line Items]    
Total investments, at fair value 1,434,789,053 1,184,207,393
Master Trust Balances | General Dynamics Corporation common stock    
EBP, Master Trust [Line Items]    
Total investments, at fair value 4,620,991,283 3,946,210,540
Master Trust Balances | Investments in other equity securities    
EBP, Master Trust [Line Items]    
Total investments, at fair value 1,949,909,396 2,147,981,194
Master Trust Balances | Registered investment companies    
EBP, Master Trust [Line Items]    
Total investments, at fair value 159,953,112 217,045,032
Master Trust Balances | Interest bearing cash    
EBP, Master Trust [Line Items]    
Total investments, at fair value 59,218,212 54,350,752
Master Trust Balances | Overnight deposit accounts    
EBP, Master Trust [Line Items]    
Total investments, at fair value 19,860,221 26,917,938
Master Trust Balances | Collective trusts    
EBP, Master Trust [Line Items]    
Total investments, at fair value 16,240,201,229 13,497,262,839
Master Trust Balances | US government    
EBP, Master Trust [Line Items]    
Total investments, at fair value 57,127,990 116,145,461
Master Trust Balances | Mortgage and asset-backed    
EBP, Master Trust [Line Items]    
Total investments, at fair value 29,403,943 62,918,508
Master Trust Balances | Foreign government    
EBP, Master Trust [Line Items]    
Total investments, at fair value 5,131,051 6,170,183
Master Trust Balances | Corporate debt    
EBP, Master Trust [Line Items]    
Total investments, at fair value 34,127,949 86,561,840
Plan's Interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments, at fair value 2,037,627,533 1,720,369,533
Synthetic GICs 278,390,524 297,956,481
Non-interest bearing accounts 55,023 142,648
Net pending trades payables and interest receivable (99,096) (724,539)
Net assets available for benefits 2,315,973,984 2,017,744,123
Plan's Interest in Master Trust Balances | Participant-directed brokerage accounts    
EBP, Master Trust [Line Items]    
Total investments, at fair value 73,533,847 63,667,779
Plan's Interest in Master Trust Balances | General Dynamics Corporation common stock    
EBP, Master Trust [Line Items]    
Total investments, at fair value 853,386,734 721,996,491
Plan's Interest in Master Trust Balances | Investments in other equity securities    
EBP, Master Trust [Line Items]    
Total investments, at fair value 66,482,789 67,697,762
Plan's Interest in Master Trust Balances | Registered investment companies    
EBP, Master Trust [Line Items]    
Total investments, at fair value 7,406,065 12,588,667
Plan's Interest in Master Trust Balances | Interest bearing cash    
EBP, Master Trust [Line Items]    
Total investments, at fair value 7,232,772 6,847,230
Plan's Interest in Master Trust Balances | Overnight deposit accounts    
EBP, Master Trust [Line Items]    
Total investments, at fair value 682,949 831,206
Plan's Interest in Master Trust Balances | Collective trusts    
EBP, Master Trust [Line Items]    
Total investments, at fair value 1,023,164,918 830,061,231
Plan's Interest in Master Trust Balances | US government    
EBP, Master Trust [Line Items]    
Total investments, at fair value 2,605,669 7,127,439
Plan's Interest in Master Trust Balances | Mortgage and asset-backed    
EBP, Master Trust [Line Items]    
Total investments, at fair value 1,341,146 3,861,088
Plan's Interest in Master Trust Balances | Foreign government    
EBP, Master Trust [Line Items]    
Total investments, at fair value 234,033 378,643
Plan's Interest in Master Trust Balances | Corporate debt    
EBP, Master Trust [Line Items]    
Total investments, at fair value $ 1,556,611 $ 5,311,997