Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 30, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 269,366	$ 141,106
Short-term investments	494,657	153,961
Accounts receivable, net	71,367	74,401
Inventories	73,132	59,578
Prepaid expenses and other current assets	39,120	61,805
Total current assets	947,642	490,851
Property and equipment, net	127,682	129,559
Goodwill	288,227	276,130
Other intangible assets, net	83,144	103,565
Other assets, net	88,387	81,739
Total assets	1,535,082	1,081,844
Current liabilities:
Accounts payable	38,851	39,577
Deferred income on shipments to distributors	50,115	45,568
Other current liabilities	73,359	54,550
Total current liabilities	162,325	139,695
Long-term debt		72,500
Convertible debt	341,879
Other non-current liabilities	77,862	42,691
Total liabilities	582,066	254,886
Commitments and contingencies
Stockholders' equity:
Preferred stock - $0.0001 par value; 10,000 shares authorized; no shares issued
Common stock - $0.0001 par value; 250,000 shares authorized; 42,707 and 41,889 shares issued and outstanding at December 30, 2017 and December 31, 2016, respectively	4	4
Additional paid-in capital	102,862	24,463
Retained earnings	851,307	801,999
Accumulated other comprehensive income (loss)	(1,157)	492
Total stockholders' equity	953,016	826,958
Total liabilities and stockholders' equity	$ 1,535,082	$ 1,081,844