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Summary of Significant Accounting Policies (Details 5) - USD ($)
$ / shares in Units, $ in Thousands
 3 Months Ended 12 Months Ended
Dec. 30, 2017
Sep. 30, 2017
Jul. 01, 2017
Apr. 01, 2017
Dec. 31, 2016
Sep. 24, 2016
Jun. 25, 2016
Mar. 26, 2016
Dec. 30, 2017
Dec. 31, 2016
Dec. 26, 2015
Dec. 27, 2014
Net sales $ 888,496 $ 743,077 $ 816,885 $ 638,546 $ 860,767 $ 722,250 $ 811,609 $ 624,040 $ 3,087,004 [1] $ 3,018,665 [1] $ 2,820,270 [1]  
Gross profit 499,518 433,665 477,858 372,123 470,782 405,980 462,958 339,850 1,783,164 1,679,570 1,538,704  
Operating income                 668,860 623,909 549,581  
Income tax (benefit) provision                 (12,661) 118,856 110,960  
Net income $ 138,780 $ 147,413 $ 170,950 $ 237,812 $ 136,605 $ 125,054 $ 161,064 $ 88,092 $ 694,955 $ 510,814 $ 456,227  
Diluted net income per share (in dollars per share) $ 0.73 $ 0.78 $ 0.91 $ 1.26 $ 0.72 $ 0.66 $ 0.85 $ 0.46 $ 3.68 $ 2.70 $ 2.39  
Current assets:                        
Deferred costs $ 48,312       $ 47,395       $ 48,312 $ 47,395    
Total current assets 2,363,925       2,263,016       2,363,925 2,263,016    
Noncurrent deferred income tax 199,343       110,293       199,343 110,293    
Noncurrent deferred costs 73,851       56,151       73,851 56,151    
Total assets 5,010,260       4,525,133       5,010,260 4,525,133    
Current liabilities:                        
Deferred revenue 139,681       146,564       139,681 146,564    
Total current liabilities 828,656       782,735       828,656 782,735    
Deferred income taxes 75,215       61,220       75,215 61,220    
Non-current deferred revenue 163,840       140,407       163,840 140,407    
Retained earnings 2,368,874       2,056,702       2,368,874 2,056,702    
Accumulated other comprehensive income (loss) 56,045 $ (36,761)     (36,761)       56,045 (36,761)    
Total stockholders' equity 3,802,466       3,418,003       3,802,466 3,418,003 $ 3,345,126 $ 3,403,367
Total liabilities and stockholders' equity 5,010,260       4,525,133       5,010,260 4,525,133    
Restated [Member]                        
Net sales [2]                 3,121,560 3,045,796    
Gross profit [2]                 1,797,941 1,688,525    
Operating income [2]                 683,637 632,864    
Income tax (benefit) provision [2]                 (7,902) 122,890    
Net income [2]                 $ 704,973 $ 515,735    
Diluted net income per share (in dollars per share) [2]                 $ 3.74 $ 2.72    
Current assets:                        
Deferred costs [2] 30,525       34,665       $ 30,525 $ 34,665    
Total current assets [2] 2,346,139       2,250,286       2,346,139 2,250,286    
Noncurrent deferred income tax [2] 189,959       105,668       189,959 105,668    
Noncurrent deferred costs [2] 33,029       30,934       33,029 30,934    
Total assets [2] 4,942,268       4,482,560       4,942,268 4,482,560    
Current liabilities:                        
Deferred revenue [2] 103,140       118,496       103,140 118,496    
Total current liabilities [2] 792,115       754,667       792,115 754,667    
Deferred income taxes [2] 76,612       62,617       76,612 62,617    
Non-current deferred revenue [2] 87,061       91,238       87,061 91,238    
Retained earnings [2] 2,412,423       2,090,233       2,412,423 2,090,233    
Accumulated other comprehensive income (loss) [2] 56,428       (37,024)       56,428 (37,024)    
Total stockholders' equity [2] 3,846,397       3,451,271       3,846,397 3,451,271    
Total liabilities and stockholders' equity [2] 4,942,267       4,482,561       4,942,267 4,482,561    
Impact [Member]                        
Net sales                 34,556 27,131    
Gross profit                 14,777 8,955    
Operating income                 14,777 8,955    
Income tax (benefit) provision                 4,759 4,034    
Net income                 $ 10,018 $ 4,921    
Diluted net income per share (in dollars per share)                 $ 0.06 $ 0.02    
Current assets:                        
Deferred costs (17,787)       (12,730)       $ (17,787) $ (12,730)    
Total current assets (17,786)       (12,731)       (17,786) (12,731)    
Noncurrent deferred income tax (9,384)       (4,625)       (9,384) (4,625)    
Noncurrent deferred costs (40,822)       (25,217)       (40,822) (25,217)    
Total assets (67,991)       (42,573)       (67,991) (42,573)    
Current liabilities:                        
Deferred revenue (36,542)       (28,068)       (36,542) (28,068)    
Total current liabilities (36,541)       (28,068)       (36,541) (28,068)    
Deferred income taxes 1,396       1,397       1,396 1,397    
Non-current deferred revenue (76,779)       (49,169)       (76,779) (49,169)    
Retained earnings 43,549       33,531       43,549 33,531    
Accumulated other comprehensive income (loss) 382       (263)       382 (263)    
Total stockholders' equity 43,931       33,268       43,931 33,268    
Total liabilities and stockholders' equity $ (67,992)       $ (42,572)       $ (67,992) $ (42,572)    
[1] The U.S. is the only country which constitutes greater than 10% of net sales to external customers.
[2] Effective for the fiscal year ending December 29, 2018, we have adopted ASC Topic 606. The balances above are restated under ASC Topic 606.