Commitments And Contingencies (Schedule Of Future Minimum Payments For Operating Leases And Capital Leases) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 28, 2014
Commitments and Contingencies Disclosure [Abstract]
Capital Leases, 2015	$ 100
Capital Leases, 2016	104
Capital Leases, 2017	50
Capital Leases, 2018	13
Capital Leases, 2019	2
Capital Leases, Thereafter	0
Capital Leases, Total minimum lease payments	269
Less: amounts representing interest	20
Present value of minimum lease payments	249
Operating Leases, 2015	8,639
Operating Leases, 2016	6,011
Operating Leases, 2017	3,173
Operating Leases, 2018	1,658
Operating Leases, 2019	844
Operating Leases, Thereafter	740
Operating Leases, Total minimum lease payments	21,065
2015	8,739
2016	6,115
2017	3,223
2018	1,671
2019	846
Thereafter	740
Total minimum lease payments	$ 21,334ckp_LeasesFutureMinimumPaymentsDue

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Leases, Future Minimum Payments Due in Two Years

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Leases, Future Minimum Payments Due Thereafter

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Amount of minimum lease payments for capital leases.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)

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Amount of minimum lease payments for capital leases due in the next 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 minimum lease payments for capital leases due 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 minimum lease payments for capital leases due 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 minimum lease payments for capital leases due 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 minimum lease payments for capital leases due 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 necessary to reduce net minimum lease payments to present value for capital leases.

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Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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