XML 78 R48.htm IDEA: XBRL DOCUMENT
v3.24.1.u1

DEBT - Schedule of Debt (Details) - USD ($) | Mar. 30, 2024 | Sep. 30, 2023
--- | --- | ---
Debt Instrument [Line Items] |  |  |
Gross Amount |  | $ 22,156,000,000 | $ 19,563,000,000
Debt Issuance Costs |  | (136,000,000) | (106,000,000)
Original Issue (Discount) or Premium |  | (64,000,000) | (56,000,000)
Short-term borrowings—trade receivable securitization facility |  | 450,000,000 | 349,000,000
Long-term Debt |  | 21,956,000,000 | 19,401,000,000
Finance lease obligations |  | 259,000,000 | 193,000,000
Current portion of long-term debt |  | 625,000,000 | 71,000,000
Long-term Debt, Gross and Lease Obligation |  | 21,529,000,000 | 19,492,000,000
Deferred Finance Costs, Excluding Current Maturities |  | (134,000,000) | (106,000,000)
Debt Instrument, Unamortized Discount, Excluding Current Maturities |  | (64,000,000) | (56,000,000)
LONG-TERM DEBT |  | 21,331,000,000 | 19,330,000,000
Term loans |  |  |
Debt Instrument [Line Items] |  |  |
Gross Amount |  | 7,230,000,000 | 6,249,000,000
Debt Issuance Costs |  | (27,000,000) | (22,000,000)
Original Issue (Discount) or Premium |  | (46,000,000) | (48,000,000)
Long-term Debt | [1] | $ 7,157,000,000 | $ 6,179,000,000
Senior Subordinated Notes | Senior Subordinated Notes $550M Due 2027 7.50% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 7.50% | 7.50%
Gross Amount |  | $ 550,000,000 | $ 550,000,000
Debt Issuance Costs |  | (2,000,000) | (2,000,000)
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt | [1] | $ 548,000,000 | $ 548,000,000
Senior Subordinated Notes | Senior Subordinated Notes $2650M Due 2027 5.50% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 5.50% | 5.50%
Gross Amount |  | $ 2,650,000,000 | $ 2,650,000,000
Debt Issuance Costs |  | (11,000,000) | (12,000,000)
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt | [1] | $ 2,639,000,000 | $ 2,638,000,000
Senior Subordinated Notes | Senior Subordinated Notes $1200M Due 2029 4.625% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 4.625% | 4.625%
Gross Amount |  | $ 1,200,000,000 | $ 1,200,000,000
Debt Issuance Costs |  | (7,000,000) | (7,000,000)
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt | [1] | $ 1,193,000,000 | $ 1,193,000,000
Senior Subordinated Notes | Senior Subordinated Notes $750M due 2029 4.875% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 4.875% | 4.875%
Gross Amount |  | $ 750,000,000 | $ 750,000,000
Debt Issuance Costs |  | (5,000,000) | (5,000,000)
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt | [1] | 745,000,000 | $ 745,000,000
Secured Debt | Senior Secured Notes $4.4B Due 2026 6.25% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  |  | 6.25%
Gross Amount |  |  | $ 4,400,000,000
Debt Issuance Costs |  |  | (25,000,000)
Original Issue (Discount) or Premium |  |  | 2,000,000
Long-term Debt | [1] | $ 0 | 4,377,000,000
Secured Debt | Senior Secured Notes $2,100M due 2028 6.75% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 6.75% |
Gross Amount |  | $ 2,100,000,000 |
Debt Issuance Costs |  | (17,000,000) |
Original Issue (Discount) or Premium |  | (9,000,000) |
Long-term Debt | [1] | $ 2,074,000,000 | 2,071,000,000
Secured Debt | Senior Secured Notes $2,750M due 2029 6.375% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 6.375% |
Gross Amount |  | $ 2,750,000,000 |
Debt Issuance Costs |  | (25,000,000) |
Original Issue (Discount) or Premium |  | (1,000,000) |
Long-term Debt | [1] | $ 2,724,000,000 | 0
Secured Debt | Senior Secured Notes $1,450M due 2030 6.875% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 6.875% |
Gross Amount |  | $ 1,450,000,000 |
Debt Issuance Costs |  | (13,000,000) |
Original Issue (Discount) or Premium |  | 0 |
Long-term Debt |  | $ 1,437,000,000 |
Secured Debt | Senior Secured Notes $1,000M due 2031 7.125% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 7.125% |
Gross Amount |  | $ 1,000,000,000 |
Debt Issuance Costs |  | (9,000,000) |
Original Issue (Discount) or Premium |  | (8,000,000) |
Long-term Debt | [1] | 983,000,000 | 0
Secured Debt | Senior Secured Notes $2,100M due 2028 |  |  |
Debt Instrument [Line Items] |  |  |
Gross Amount |  |  | 2,100,000,000
Debt Issuance Costs |  |  | (19,000,000)
Original Issue (Discount) or Premium |  |  | (10,000,000)
Long-term Debt |  |  | 2,071,000,000
Secured Debt | Senior Secured Notes $1,450M due 2030 |  |  |
Debt Instrument [Line Items] |  |  |
Gross Amount |  |  | 1,450,000,000
Debt Issuance Costs |  |  | (14,000,000)
Original Issue (Discount) or Premium |  |  | 0
Long-term Debt | [1] | $ 1,437,000,000 | 1,436,000,000
Secured Debt | Senior Secured Notes $2,200M due 2032 6.625% |  |  |
Debt Instrument [Line Items] |  |  |
Interest rate |  | 6.625% |
Gross Amount |  | $ 2,200,000,000 |
Debt Issuance Costs |  | (20,000,000) |
Original Issue (Discount) or Premium |  |  |
Long-term Debt | [1] | 2,180,000,000 | 0
Government refundable advances |  |  |
Debt Instrument [Line Items] |  |  |
Debt Issuance Costs |  | 0 | 0
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt |  | 17,000,000 | 21,000,000
Government refundable advances |  | 17,000,000 | 21,000,000
Finance Lease Obligations |  |  |
Debt Instrument [Line Items] |  |  |
Debt Issuance Costs |  | 0 | 0
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt |  | 259,000,000 | 193,000,000
Finance lease obligations |  | 259,000,000 | 193,000,000
Less: current portion |  |  |
Debt Instrument [Line Items] |  |  |
Debt Issuance Costs |  | (2,000,000) | 0
Original Issue (Discount) or Premium |  | 0 | 0
Long-term Debt, Current Maturities, Gross |  | 627,000,000 | 71,000,000
Current portion of long-term debt |  | 625,000,000 | 71,000,000
Asset-backed Securities |  |  |
Debt Instrument [Line Items] |  |  |
Debt Issuance Costs |  | 0 | (1,000,000)
Original Issue (Discount) or Premium |  | 0 | 0
Short-term borrowings—trade receivable securitization facility, Gross |  | 450,000,000 | 350,000,000
Short-term borrowings—trade receivable securitization facility | [1] | $ 450,000,000 | $ 349,000,000
[1] | The carrying amount of the debt instrument is presented net of debt issuance costs, premium and discount. Refer to Note 7, “Debt,” for gross carrying amounts.

X
- Definition Debt Instrument, Unamortized Discount, Excluding Current Maturities + References No definition available. + Details
Name: | tdg_DebtInstrumentUnamortizedDiscountExcludingCurrentMaturities
Namespace Prefix: | tdg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Deferred Finance Costs, Excluding Current Maturities + References No definition available. + Details
Name: | tdg_DeferredFinanceCostsExcludingCurrentMaturities
Namespace Prefix: | tdg_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Government refundable advances + References No definition available. + Details
Name: | tdg_Governmentrefundableadvances
Namespace Prefix: | tdg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Gross and Lease Obligation + References No definition available. + Details
Name: | tdg_LongTermDebtGrossAndLeaseObligation
Namespace Prefix: | tdg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Long-term Debt, Current Maturities, Gross + References No definition available. + Details
Name: | tdg_LongtermDebtCurrentMaturitiesGross
Namespace Prefix: | tdg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Short-term Bank Loans and Notes Payable, Gross + References No definition available. + Details
Name: | tdg_ShorttermBankLoansandNotesPayableGross
Namespace Prefix: | tdg_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-4 + Details
Name: | us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Contractual interest rate for funds borrowed, under the debt agreement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.22(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_DebtInstrumentInterestRateStatedPercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 835 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482900/835-30-50-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(f)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-1 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 3 -Subparagraph (SX 210.12-04(a)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480678/235-10-S99-3 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 5: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 6: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 7: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69E -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69E Reference 8: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69F -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69F Reference 9: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 10: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 11: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 12: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 13: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 14: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1B -Subparagraph (h) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1B Reference 15: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 16: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 17: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 18: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1E -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E Reference 19: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1E -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E Reference 20: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1E -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1E Reference 21: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 22: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 23: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (b)(1) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 24: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1F -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1F Reference 25: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1I -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1I + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Amount, after accumulated amortization, of debt discount (premium). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-2 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 1A -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-1A Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-4 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-3 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482949/835-30-55-8 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D + Details
Name: | us-gaap_DebtInstrumentUnamortizedDiscountPremiumNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after accumulated amortization, of debt issuance costs. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 835 -SubTopic 30 -Section 45 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482925/835-30-45-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D + Details
Name: | us-gaap_DeferredFinanceCostsNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Present value of lessee's discounted obligation for lease payments from finance lease. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Publisher FASB -URI https://asc.fasb.org//1943274/2147478964/842-20-50-6 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 842 -SubTopic 20 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479041/842-20-45-1 + Details
Name: | us-gaap_FinanceLeaseLiability
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69B -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69B Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 55 -Paragraph 69C -Publisher FASB -URI https://asc.fasb.org//1943274/2147481568/470-20-55-69C Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 1D -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-1D Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 6: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 942 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-03(16)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479853/942-210-S99-1 Reference 7: http://www.xbrl.org/2003/role/disclosureRef -Topic 470 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Subparagraph (b)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147481139/470-20-50-4 + Details
Name: | us-gaap_LongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of long-term debt and lease obligation, classified as noncurrent. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -SubTopic 10 -Topic 210 -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 + Details
Name: | us-gaap_LongTermDebtAndCapitalLeaseObligations
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount, after deduction of unamortized premium (discount) and debt issuance cost, of long-term debt classified as current. Excludes lease obligation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(20)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_LongTermDebtCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of borrowings from a bank classified as other, maturing within one year or operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 944 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479440/944-210-S99-1 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 946 -SubTopic 210 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.6-04(13)(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479617/946-210-S99-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.19(a)(1)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
Name: | us-gaap_ShortTermBankLoansAndNotesPayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tdg_TermLoansMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SeniorSubordinatedNotesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSubordinatedNotes550MDue2027750Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSubordinatedNotes2650MDue2027550Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSubordinatedNotes1200MDue20294625Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSubordinatedNotes750MDue20294875Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=us-gaap_SecuredDebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes4400MDue2026625Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes2100MDue2028675Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes2750MDue20296.375Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes1450MDue20306875Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes1000MDue20317125Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes2100MDue2028Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes1450MDue2030Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=tdg_SeniorSecuredNotes2200MDue20326.625Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tdg_GovernmentRefundableAdvancesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tdg_FinanceLeaseObligationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LongtermDebtTypeAxis=tdg_LongtermDebtCurrentMaturitiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ShortTermDebtTypeAxis=us-gaap_AssetBackedSecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |