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v3.20.1

Pension and Other Postretirement Benefit Plans (Tables) | 6 Months Ended
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Mar. 28, 2020
Retirement Benefits [Abstract] |
Schedule of Net Benefit Costs | The components of the net periodic cost for the pension and postretirement benefit plans for the three and six months ended March 28, 2020, and March 30, 2019, are as follows (in millions):
| Pension Plans
| Three Months Ended |  | Six Months Ended
| March 28, 2020 |  | March 30, 2019 |  | March 28, 2020 |  | March 30, 2019
Service cost | $ | — |  |  | $ | — |  |  | $ | — |  |  | $ | 1 |
Interest cost | 7 |  |  | 16 |  |  | 17 |  |  | 32 |
Expected return on plan assets | (6 | ) |  | (15 | ) |  | (15 | ) |  | (29 | )
Amortization of: |  |  |  |  |  |  |
Net actuarial loss | 1 |  |  | 1 |  |  | 2 |  |  | 1 |
Prior service cost | — |  |  | — |  |  | — |  |  | — |
Settlement (gain) loss | (106 | ) |  | — |  |  | (106 | ) |  | 19 |
Net periodic cost (credit) | $ | (104 | ) |  | $ | 2 |  |  | $ | (102 | ) |  | $ | 24 |
| Postretirement Benefit Plans
| Three Months Ended |  | Six Months Ended
| March 28, 2020 |  | March 30, 2019 |  | March 28, 2020 |  | March 30, 2019
Interest cost | $ | — |  |  | $ | 1 |  |  | $ | — |  |  | $ | 1 |
Amortization of prior service cost (credit) | (1 | ) |  | (1 | ) |  | (1 | ) |  | (5 | )
Net periodic cost (credit) | $ | (1 | ) |  | $ | — |  |  | $ | (1 | ) |  | $ | (4 | )

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- Definition Tabular disclosure of the components of net benefit costs for pension plans and/or other employee benefit plans including service cost, interest cost, expected return on plan assets, gain (loss), prior service cost or credit, transition asset or obligation, and gain (loss) recognized due to settlements or curtailments. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (h) -URI http://asc.fasb.org/extlink&oid=118255775&loc=d3e1928-114920 + Details
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