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Condensed Consolidating Financial Statements - Condensed Consolidating Statements of Earnings (Unaudited) (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 | Jul. 01, 2018 | Jun. 30, 2019 | Jul. 01, 2018
Condensed Financial Statements [Line Items] |  |  |  |
Revenue | $ 9,555 | $ 9,186 | $ 18,816 | $ 16,721
Cost of sales | (7,869) | (7,486) | (15,502) | (13,476)
G&A | (596) | (612) | (1,210) | (1,149)
Operating earnings | 1,090 | 1,088 | 2,104 | 2,096
Interest, net | (119) | (103) | (236) | (130)
Other, net | 12 | (15) | 30 | (36)
Earnings before income tax | 983 | 970 | 1,898 | 1,930
Provision for income tax, net | (177) | (184) | (347) | (345)
Equity in net earnings of subsidiaries | 0 | 0 | 0 | 0
Net earnings | 806 | 786 | 1,551 | 1,585
Comprehensive income | 1,013 | 619 | 1,853 | 1,485
Consolidating Adjustments |  |  |  |
Condensed Financial Statements [Line Items] |  |  |  |
Revenue | 0 | 0 | 0 | 0
Cost of sales | 0 | 0 | 0 | 0
G&A | 0 | 0 | 0 | 0
Operating earnings | 0 | 0 | 0 | 0
Interest, net | 0 | 0 | 0 | 0
Other, net | 0 | 0 | 0 | 0
Earnings before income tax | 0 | 0 | 0 | 0
Provision for income tax, net | 0 | 0 | 0 | 0
Equity in net earnings of subsidiaries | (884) | (911) | (1,717) | (1,712)
Net earnings | (884) | (911) | (1,717) | (1,712)
Comprehensive income | (1,048) | (699) | (1,937) | (1,521)
Parent Company |  |  |  |
Condensed Financial Statements [Line Items] |  |  |  |
Revenue | 0 | 0 | 0 | 0
Cost of sales | 21 | 9 | 39 | 28
G&A | (19) | (45) | (41) | (58)
Operating earnings | 2 | (36) | (2) | (30)
Interest, net | (110) | (94) | (217) | (120)
Other, net | (10) | (38) | (18) | (62)
Earnings before income tax | (118) | (168) | (237) | (212)
Provision for income tax, net | 40 | 43 | 71 | 85
Equity in net earnings of subsidiaries | 884 | 911 | 1,717 | 1,712
Net earnings | 806 | 786 | 1,551 | 1,585
Comprehensive income | 1,013 | 619 | 1,853 | 1,485
Guarantor Subsidiaries |  |  |  |
Condensed Financial Statements [Line Items] |  |  |  |
Revenue | 7,437 | 6,793 | 14,382 | 13,277
Cost of sales | (6,111) | (5,475) | (11,837) | (10,677)
G&A | (428) | (418) | (847) | (854)
Operating earnings | 898 | 900 | 1,698 | 1,746
Interest, net | 1 | (1) | 1 | (1)
Other, net | 3 | 4 | 7 | 5
Earnings before income tax | 902 | 903 | 1,706 | 1,750
Provision for income tax, net | (173) | (178) | (328) | (343)
Equity in net earnings of subsidiaries | 0 | 0 | 0 | 0
Net earnings | 729 | 725 | 1,378 | 1,407
Comprehensive income | 733 | 740 | 1,385 | 1,425
Non-Guarantor Subsidiaries |  |  |  |
Condensed Financial Statements [Line Items] |  |  |  |
Revenue | 2,118 | 2,393 | 4,434 | 3,444
Cost of sales | (1,779) | (2,020) | (3,704) | (2,827)
G&A | (149) | (149) | (322) | (237)
Operating earnings | 190 | 224 | 408 | 380
Interest, net | (10) | (8) | (20) | (9)
Other, net | 19 | 19 | 41 | 21
Earnings before income tax | 199 | 235 | 429 | 392
Provision for income tax, net | (44) | (49) | (90) | (87)
Equity in net earnings of subsidiaries | 0 | 0 | 0 | 0
Net earnings | 155 | 186 | 339 | 305
Comprehensive income | $ 315 | $ (41) | $ 552 | $ 96

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