Segment Data (Reconciliation of Operating Profit) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|
Mar. 31, 2016 |
Mar. 27, 2015 |
Mar. 31, 2016 |
Mar. 27, 2015 |
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| Segment Reporting [Abstract] | ||||
| Income before income taxes | $ 90 | $ 100 | $ 182 | $ 208 |
| Interest expense, net | 53 | 51 | 106 | 101 |
| Depreciation and intangible asset amortization | 294 | 278 | 583 | 553 |
| Amortization of deferred subscriber acquisition costs | 38 | 35 | 76 | 69 |
| Amortization of deferred subscriber acquisition revenue | (43) | (40) | (86) | (80) |
| Restructuring and other | 2 | 2 | 5 | 4 |
| Merger, acquisition, and integration costs | 8 | 0 | 9 | 1 |
| Radio conversion costs | 26 | 19 | 50 | 42 |
| Separation related other income | 0 | (1) | 0 | (1) |
| Adjusted EBITDA | $ 468 | $ 444 | $ 925 | $ 897 |
| X | ||||||||||
- Definition Amount of profit before interest, taxes and certain non-cash items which include depreciation of subscriber system assets and other fixed assets, amortization of deferred costs and deferred revenue associated with customer acquisitions, and amortization of dealer and other intangible assets. Adjusted EBITDA is also adjusted to exclude charges and gains related to acquisitions, restructurings, impairments, and other income or charges. No definition available.
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- Definition Charges incurred during the period associated with the program to replace 2G radios used in the security systems. No definition available.
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- Definition Separation related other (income) expense No definition available.
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- Definition Costs incurred to effect a business combination which have been expensed during the period. Such costs could include business integration costs, systems integration and conversion costs, and severance and other employee-related costs. No definition available.
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- Definition The aggregate expense recognized in the current period that allocates the cost of tangible assets, intangible assets, or depleting assets to periods that benefit from use of the assets. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of income (loss) from continuing operations before deduction of income tax expense (benefit) and income (loss) attributable to noncontrolling interest, and addition of income (loss) from equity method investments. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The net amount of nonoperating interest income (expense). No definition available.
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- Definition Amount of amortization of other deferred costs recognized in the income statement. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition The amount of previously reported deferred or unearned revenue that was recognized as revenue during the period. For cash flows, this element primarily pertains to amortization of deferred credits on long-term arrangements. As a noncash item, it is deducted from net income when calculating cash provided by or used in operations using the indirect method. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- References No definition available.
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