Balance Sheet Details (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 28, 2020	Dec. 28, 2019
Inventory
Raw materials	$ 49,992	$ 47,474
Work in process	52,012	48,842
Finished goods	217,692	244,113
Total inventory	319,696	340,429
Property, plant and equipment, net
Property, plant and equipment, gross	498,287	489,998
Less accumulated depreciation and amortization(4)	(349,472)	(339,205)
Total property, plant and equipment, net	148,815	150,793
Accrued expenses and other current liabilities
Loss contingency related to non-cancelable purchase commitments	25,860	24,812
Professional and other consulting fees	14,218	12,296
Taxes payable	76,589	65,815
Accrued rebate and customer prepay liability	711	4,390
Short-term operating lease liability	18,054	18,106
Short-term financing lease obligation	1,693	1,380
Restructuring accrual	24,262	26,076
Other accrued expenses and other current liabilities	25,281	40,293
Total accrued expenses	186,668	193,168
Present value of lease liabilities	3,807
Long-term financing lease obligations	2,113	2,394
Depreciation	12,300
Computer hardware
Property, plant and equipment, net
Property, plant and equipment, gross	33,179	36,086
Computer software
Property, plant and equipment, net
Property, plant and equipment, gross	45,124	45,428
Land and building
Property, plant and equipment, net
Property, plant and equipment, gross	12,349	12,349
Furniture and fixtures
Property, plant and equipment, net
Property, plant and equipment, gross	3,218	2,845
Leasehold and building improvements
Property, plant and equipment, net
Property, plant and equipment, gross	52,568	$ 52,263
Accrued expenses and other current liabilities
Term of finance lease		5 years
Finance lease, right-of-use asset	$ 2,300
Finance lease discount rate	5.00%
Construction in progress
Property, plant and equipment, net
Property, plant and equipment, gross	$ 37,148	$ 27,946
Enterprise resource planning systems
Property, plant and equipment, net
Property, plant and equipment, gross	23,500	23,300
Total property, plant and equipment, net	10,800	11,300
Accrued expenses and other current liabilities
Depreciation	700
Laboratory and manufacturing equipment
Property, plant and equipment, net
Property, plant and equipment, gross	$ 314,701	$ 313,081
Accrued expenses and other current liabilities
Term of finance lease	3 years
Finance lease, right-of-use asset	$ 2,000
Finance lease discount rate	8.20%