Represents the consolidated interest coverage ratio.

No definition available.

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Represents the consolidated leverage ratio.

+ References

No definition available.

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Ratio related to maximum consolidated leverage.

+ References

No definition available.

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- Definition

Represents unamortized debt issuance costs.

+ References

No definition available.

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- Definition

Represents the maximum amount of increase in 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

No definition available.

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- Definition

Amount of liabilities incurred by the acquirer as part of consideration transferred in a business combination.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
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Sum of the carrying values as of the balance sheet date of all debt, including all short-term borrowings, long-term debt, and capital lease obligations.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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Amount of short-term debt and current maturity of long-term debt and capital lease obligations due within one year or the normal operating cycle, if longer.

+ References

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- 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

No definition available.

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- Definition

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

+ References

No definition available.

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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.

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Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

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- Definition

Amount of long-term debt and capital lease obligation due after one year or beyond the normal operating cycle, if longer.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Amount of long-term debt payable, sinking fund requirements, and other securities issued that are redeemable by holder at fixed or determinable prices and dates maturing in the remainder of the fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date.

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Debt - Agreements (Details) $ in Thousands				3 Months Ended
Debt - Agreements (Details) $ in Thousands	Sep. 29, 2016 USD ($)	Sep. 28, 2016	Oct. 17, 2014 USD ($)	Dec. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)
Debt
Total debt				$ 4,164,000	$ 4,125,300
Less: Current portion of debt and short-term borrowings				(358,700)	(366,300)
Less: Unamortized debt issuance costs				(54,000)	(56,800)
Long-term debt				3,751,342	3,702,157
Scheduled maturities of debt:
2017 (nine months remaining)				324,800
2018				128,600
2019				119,600
2020				114,200
2021				1,524,500
Thereafter				1,952,300
Total debt				$ 4,164,000	4,125,300
Line of Credit
Debt agreements
Maximum increase in borrowing capacity			$ 500,000
Maximum consolidated leverage ratio	4.75	5.00
Consolidated leverage ratio				4.4
Consolidated interest coverage ratio				4.6
Outstanding letters of credit				$ 51,400	92,300
Remaining borrowing capacity under the credit facility				862,100	888,400
Secured Debt
Debt
Total debt				1,996,100	1,954,900
Scheduled maturities of debt:
Total debt				1,996,100	1,954,900
Revolving Credit Facility
Debt agreements
Borrowing capacity			1,050,000
Letter of Credit
Debt agreements
Borrowing capacity	$ 500,000
URS Corporation
Debt agreements
Senior notes assumed in acquisition as part of consideration net of repayments			400,000
Notes
Debt
Total debt				1,600,000	1,600,000
Scheduled maturities of debt:
Total debt				1,600,000	1,600,000
Other Debt
Debt
Total debt				140,600	142,700
Scheduled maturities of debt:
Total debt				140,600	142,700
Debt agreements
Outstanding letters of credit				413,500	382,200
Senior Notes \| URS Corporation
Debt
Total debt			1,000,000	427,300	427,700
Scheduled maturities of debt:
Total debt			1,000,000	$ 427,300	$ 427,700
Term Loan A \| Secured Debt
Debt agreements
Borrowing capacity	$ 185,000		1,925,000
Term Loan B \| Secured Debt
Debt agreements
Borrowing capacity			$ 760,000