Balance Sheet Components (Details) - USD ($) $ in Thousands	Dec. 29, 2018		Dec. 30, 2017	Dec. 31, 2016
Inventories:
Raw materials	$ 16,392		$ 17,491
Finished goods	11,770		15,718
Inventories	28,162		33,209
Property, plant and equipment:
Computer equipment and related software	574,333		537,144
Buildings	126,927		127,478
Land	55,802		55,840
Leasehold, building and land improvements	108,529		106,173
Furniture and fixtures	27,087		27,590
Equipment	52,088		50,340
In-process capital assets	6,357		5,154
Total cost	951,123		909,719
Less: Accumulated depreciation and amortization	(698,493)		(658,377)
Property, plant and equipment, net	252,630		251,342	$ 238,607
Other assets:
Deferred income taxes	154,894		152,501
Non-marketable investments	118,734		2,992
Other long-term assets	97,603		74,808
Other assets	371,231		230,301
Accounts payable and accrued liabilities:
Payroll and payroll-related accruals	192,466		164,310
Accounts payable	5,484		4,825
Accrued operating liabilities	58,576		51,966
Accounts payable and accrued liabilities	$ 256,526	[1]	$ 221,101

[1] Cadence has certain arrangements under which consideration is received from customers prior to identifying the specific goods or services to be delivered under the contract. Cadence records an accrued liability on a contract-by-contract basis at the end of each reporting period for cash consideration received.