Debt Instrument, Base Rate Floor

No definition available.

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- Definition

Debt Instrument, Covenant, Leverage Ratio, Maximum

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	xbrli:pureItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant, Maximum Leverage Ratio, Period One

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Covenant, Maximum Leverage Ratio, Period Two

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Covenant Testing, Excess over Revolving Commitments, Percentage

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Overdue Amounts Subject to Additional Interest, Interest Rate

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Payment Terms, Percent of Excess Cash Flow, Leverage Ratio Above Threshold

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Debt Instrument, Payment Terms, Percent of Excess Cash Flow, Leverage Ratio Below Threshold

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Payment Terms, Percent of Excess Cash Flow, Leverage Ratio Threshold

+ References

No definition available.

+ Details

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Period Type:	instant

- Definition

Debt Instrument, Potential Incremental Facility, Maximum Borrowing Capacity

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Debt Instrument, Quarterly Installments, Percent Of Principal Due

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Redemption Period

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Repayment Terms, Minimum Liquidity Threshold

+ References

No definition available.

+ Details

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Namespace Prefix:	trco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt Instrument, Unamortized Discount, Percent

+ References

No definition available.

+ Details

Name:	trco_DebtInstrumentUnamortizedDiscountPercent
Namespace Prefix:	trco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line Of Credit Facility, Fronting Fee Percentage

+ References

No definition available.

+ Details

Name:	trco_LineOfCreditFacilityFrontingFeePercentage
Namespace Prefix:	trco_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Repayments of Long-term Debt, Intercompany Amounts

+ References

No definition available.

+ Details

Name:	trco_RepaymentsofLongtermDebtIntercompanyAmounts
Namespace Prefix:	trco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

This element represents disclosure of the aggregate cash dividends paid to the entity by consolidated subsidiaries.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 3

-Subparagraph (SX 210.12-04.(b))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24072-122690

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 235

-Section S99

-Paragraph 2

-Subparagraph (SX 210.9-06)

-URI http://asc.fasb.org/extlink&oid=6882215&loc=d3e537971-122884

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Details

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Balance Type:	na
Period Type:	duration

- Definition

The amount of debt discount that was originally recognized at the issuance of the instrument that has yet to be amortized.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 1A

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28541-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=34725769&loc=d3e28878-108400

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of debt issuance costs (for example, but not limited to, legal, accounting, broker, and regulatory fees).

+ References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

For an unclassified balance sheet, the carrying amount (net of accumulated amortization) as of the balance sheet date of capitalized costs associated with the issuance of debt instruments (for example, legal, accounting, underwriting, printing, and registration costs) that will be charged against earnings over the life of the debt instruments to which such costs pertain.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 3

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28555-108399

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.17)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of cash paid for interest during the period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 50

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6367179&loc=d3e4297-108586

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 25

-Subparagraph (e)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3536-108585

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

Name:	us-gaap_LettersOfCreditOutstandingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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Balance Type:	credit
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- Definition

The cash outflow for debt initially having maturity due after one year or beyond the normal operating cycle, if longer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 15

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3291-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Financing Activities

-URI http://asc.fasb.org/extlink&oid=6513228

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Details

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- Details

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- Details

Name:	us-gaap_CreditFacilityAxis=trco_TermLoanFacilityMember
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- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_LetterOfCreditMember
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- Details

Name:	us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
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- Details

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Debt - Narrative (Details) (USD $)	0 Months Ended	3 Months Ended		0 Months Ended			12 Months Ended
Debt - Narrative (Details) (USD $)	Aug. 04, 2014	Mar. 29, 2015	Mar. 30, 2014	Dec. 27, 2013	Jan. 27, 2014	Mar. 31, 2014	Dec. 29, 2013	Dec. 28, 2014
Debt Instrument [Line Items]
Cash dividends received	$ 275,000,000
Repayment of Indebtedness		1,067,000us-gaap_RepaymentsOfLongTermDebt	914,000us-gaap_RepaymentsOfLongTermDebt
Interest		35,593,000us-gaap_InterestPaid	28,462,000us-gaap_InterestPaid
Senior Secured Credit Agreement
Debt Instrument [Line Items]
Debt instrument, face amount				4,073,000,000
Potential incremental facility, borrowing capacity				1,000,000,000
Debt covenant, leverage ratio, maximum				4.5000
Additional interest, percent				2.00%
Standby letters of credit outstanding		27,000,000
Senior Notes \| Senior Toggle Notes
Debt Instrument [Line Items]
Repayment of Indebtedness					174,000,000
Redemption period				30 days
Interest					2,000,000
Repayments of Senior Toggle Notes, Intercompany Amounts					28,000,000
Term Loan Facility \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Debt instrument, face amount				3,773,000,000
Quarterly installments, percent of principal due						0.25%
Repayment of Indebtedness	275,000,000
Debt instrument payment terms, percent of excess cash flow, leverage ratio above threshold				50.00%
Debt instrument payment terms, percent of excess cash flow, leverage ratio threshold				4.000
Debt instrument payment terms, percent of excess cash flow, leverage ratio below threshold				0.00%
Minimum liquidity threshold				500,000,000
Discount issued		7,819,000		9,000,000				8,118,000
Transaction costs incurred							78,000,000
Discount issued (as a percent)				0.25%
Unamortized transaction costs		69,000,000		6,000,000				72,000,000
Term Loan Facility \| Senior Secured Credit Agreement \| London Interbank Offered Rate (LIBOR)
Debt Instrument [Line Items]
Base rate floor				1.00%
Basis spread on variable rate				3.00%
Term Loan Facility \| Senior Secured Credit Agreement \| Federal Funds Effective Swap Rate
Debt Instrument [Line Items]
Basis spread on variable rate				0.50%
Term Loan Facility \| Senior Secured Credit Agreement \| Adjusted LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate				1.00%
Term Loan Facility \| Senior Secured Credit Agreement \| Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				2.00%
Revolving Credit Facility \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Borrowing capacity under senior secured credit facility				300,000,000
Debt Instrument, Covenant, Maximum Leverage Ratio, ending December 29, 2014				5.75
Debt Instrument, Covenant, Maximum Leverage Ratio, starting March 29, 2015				5.25
Debt Instrument, Covenant, Testing Percentage				25.00%
Revolving credit facility borrowings outstanding		0
Secured Debt \| Dreamcatcher Credit Facility Due 2018
Debt Instrument [Line Items]
Debt instrument, face amount				27,000,000
Discount issued		45,000						49,000
Letter of Credit \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Line Of Credit Facility, Fronting Fee Percentage				0.125%
Minimum \| Revolving Credit Facility \| Senior Secured Credit Agreement \| Adjusted LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate				2.75%
Minimum \| Revolving Credit Facility \| Senior Secured Credit Agreement \| Alternative Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				1.75%
Maximum \| Revolving Credit Facility \| Senior Secured Credit Agreement \| Adjusted LIBOR
Debt Instrument [Line Items]
Basis spread on variable rate				3.00%
Maximum \| Revolving Credit Facility \| Senior Secured Credit Agreement \| Alternative Base Rate
Debt Instrument [Line Items]
Basis spread on variable rate				2.00%
Tribune Publishing Company \| Secured Debt
Debt Instrument [Line Items]
Borrowing capacity under senior secured credit facility	$ 350,000,000
Debt Instument, Fee Percentage, Amount One \| Revolving Credit Facility \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Commitment fee, percent				0.25%
Debt Instument, Fee Percentage, Amount Two \| Revolving Credit Facility \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Commitment fee, percent				0.375%
Debt Instument, Fee Percentage, Amount Three \| Revolving Credit Facility \| Senior Secured Credit Agreement
Debt Instrument [Line Items]
Commitment fee, percent				0.50%