Derivative Financial Instruments Income Statement Location (Details) (USD $)	3 Months Ended
Mar. 29, 2015	Mar. 30, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Net effect of swaps	$ (116,000)	$ 371,000
Interest Rate Swap [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amortization of Deferred Hedge Gains	1,700,000	2,000,000
Designated As Hedging [Member] \| Interest Rate Swap [Member] \| Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) Recognized in Other Comprehensive Income (Loss), Effective Portion, Net	(4,602,000)	(2,742,000)
Designated As Hedging [Member] \| Interest Rate Swap [Member] \| Interest Expense [Member] \| Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative Instruments, Gain (Loss) Reclassified from Accumulated OCI into Income, Effective Portion, Net	0	0
Designated As Hedging [Member] \| Interest Rate Swap [Member] \| Net Effect of Swaps [Member] \| Cash Flow Hedging [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Derivative, Net Hedge Ineffectiveness Gain (Loss)	0	0
Not Designated As Hedging [Member] \| Interest Rate Swap [Member] \| Net Effect of Swaps [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Gain (loss) on derivative recognized in income	$ 1,802,000	$ 1,617,000

The amount of expense charged against earnings by an Entity to record deferred gains and losses on hedge instruments. Examples include gain on economic hedges, amortization of gain on designated fair value hedge and so forth.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

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-Name Accounting Standards Codification

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Amount of increase (decrease) in the fair value of derivatives recognized in the income statement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4A

-Subparagraph (b)

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The effective portion of net gain (loss) reclassified from accumulated other comprehensive income into income on derivative instruments designated and qualifying as hedging instruments.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

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The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period.

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Amount of realized and unrealized gain (loss) of derivative instruments not designated or qualifying as hedging instruments.

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Amount of gain (loss) from the ineffectiveness of the hedge.

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