v3.26.3
Condensed Consolidated Statements of Comprehensive Income - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Statement of Comprehensive Income [Abstract]        
Net Income $ 101,980 $ 82,191 $ 282,270 $ 236,179
Other Comprehensive Income (Loss):        
Currency translation adjustments (3,096) (10,070) (37,152) 13,768
Derivative financial instruments:        
Unrealized (losses) gains arising during the period, net of tax benefit (provision) of $4, $(155), $37, and $(94), respectively (17) (119) (109) 277
Reclassification adjustment for (gains) losses included in net income, net of tax provision (benefit) of $40, $(108), $(160), and $(13), respectively (116) 395 480 52
Amortization of benefit plan costs, net of tax benefit of $(184), $(158), $(551), and $(473), respectively 862 656 2,453 1,952
Unrealized losses arising during the period, net of tax provision of $—, $—, $—, and $(85), respectively 0 0 0 (60)
Investments:        
Reclassification adjustment for gains included in net income, net of tax benefit of $—, $—, $—, and $(80), respectively 0 0 0 (301)
Other Comprehensive Income (Loss) (2,367) (9,138) (34,328) 15,688
Total Comprehensive Income 99,613 73,053 247,942 251,867
Comprehensive Income Attributable to Noncontrolling Interest (268) (85) (473) (223)
Comprehensive Income Attributable to BWX Technologies, Inc. $ 99,345 $ 72,968 $ 247,469 $ 251,644