Restructuring and Other Charges (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Cadence's Restructuring Plans
Beginning Balance	$ 13,784	$ 24,460	$ 1,137
Restructuring and other charges (credits), net	11,089	9,406	40,955
Non-cash charges			(159)
Cash payments	(12,880)	(20,356)	(17,569)
Effect of foreign currency translation	31	274	96
Ending Balance	12,024	13,784	24,460
Severance and Benefits [Member]
Cadence's Restructuring Plans
Beginning Balance	13,535	24,402	751
Restructuring and other charges (credits), net	10,268	9,027	40,411
Non-cash charges			0
Cash payments	(12,688)	(20,170)	(16,890)
Effect of foreign currency translation	61	276	130
Ending Balance	11,176	13,535	24,402
Excess Facilities [Member]
Cadence's Restructuring Plans
Beginning Balance	249	58	386
Restructuring and other charges (credits), net	821	379	544
Non-cash charges			(159)
Cash payments	(192)	(186)	(679)
Effect of foreign currency translation	(30)	(2)	(34)
Ending Balance	$ 848	$ 249	$ 58

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- Definition

Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation.

+ References

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Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

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Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan.

+ References

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of foreign currency translation gain (loss) which decreases (increases) the restructuring reserve.

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