v3.26.1
MASTER TRUST - Schedule of Master Trust Net Assets (Details) - EBP 015 - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
EBP, Master Trust [Line Items]    
Accrued interest & dividends $ 6,248 $ 0
Due from broker for securities sold 271 0
Total receivables 153,621 145,570
Total assets 17,984,861 16,316,786
Due to broker for securities purchased 226 0
Total liabilities 3,428 3,352
Net assets available for benefits $ 17,981,433 16,313,434
Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments at fair value   14,914,440
Synthetic guaranteed investment contracts   1,304,902
Accrued interest & dividends   5,567
Due from broker for securities sold   726
Total receivables   6,293
Total assets   16,225,635
Due to broker for securities purchased   1,281
Total liabilities   1,281
Net assets available for benefits   16,224,354
Master Trust Balances | Brokerage window account    
EBP, Master Trust [Line Items]    
Total investments at fair value   917,574
Master Trust Balances | L3Harris common stock    
EBP, Master Trust [Line Items]    
Total investments at fair value   1,351,012
Master Trust Balances | Common/collective trust fund    
EBP, Master Trust [Line Items]    
Total investments at fair value   12,645,854
Plan’s interest in Master Trust Balances    
EBP, Master Trust [Line Items]    
Total investments at fair value   14,865,587
Synthetic guaranteed investment contracts   1,300,629
Accrued interest & dividends   5,549
Due from broker for securities sold   723
Total receivables   6,272
Total assets   16,172,488
Due to broker for securities purchased   1,272
Total liabilities   1,272
Net assets available for benefits   16,171,216
Plan’s interest in Master Trust Balances | Brokerage window account    
EBP, Master Trust [Line Items]    
Total investments at fair value   916,557
Plan’s interest in Master Trust Balances | L3Harris common stock    
EBP, Master Trust [Line Items]    
Total investments at fair value   1,341,277
Plan’s interest in Master Trust Balances | Common/collective trust fund    
EBP, Master Trust [Line Items]    
Total investments at fair value   $ 12,607,753