v2.4.0.6
Condensed Consolidated Statements Of Cash Flows (USD $)
In Thousands, unless otherwise specified
 6 Months Ended
Jun. 29, 2012
Jul. 01, 2011
Cash flow from operating activities:    
Net income $ 103,237 $ 93,050
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation expense 11,300 9,175
Amortization expense 57,875 32,641
Provision for doubtful accounts 1,486 640
Deferred income taxes 381 (4,139)
Stock-based compensation 15,944 13,927
Income from equity method investments, net (13,255) (6,181)
Excess tax benefit for stock-based compensation (15,254) (10,950)
Provision for excess and obsolete inventories 4,993 4,731
Other non-cash items (1,851) 2,031
Add decrease (increase) in assets:    
Accounts receivable (38,589) (30,650)
Other receivables (6,638) 5,988
Inventories 594 (16,100)
Other current and non-current assets (8,904) 1,478
Add increase (decrease) in liabilities:    
Accounts payable 4,148 8,776
Accrued compensation and benefits 2,270 (5,453)
Deferred revenue 32,117 8,588
Accrued warranty expense (1,814) (87)
Other current and non-current liabilities 7,054 3,251
Net cash provided by operating activities 155,094 110,716
Cash flow from investing activities:    
Acquisitions of businesses, net of cash acquired (337,676) (91,449)
Acquisitions of property and equipment (21,308) (9,322)
Acquisitions of intangible assets (785) (566)
Dividends received 221 7,500
Other 79 (624)
Net cash used in investing activities (359,469) (94,461)
Cash flow from financing activities:    
Issuances of common stock, net 27,162 30,663
Excess tax benefit for stock-based compensation 15,254 10,950
Proceeds from long-term debt and revolving credit lines 436,500 144,225
Payments on long-term debt and revolving credit lines (304,013) (177,831)
Net cash provided by financing activities 174,903 8,007
Effect of exchange rate changes on cash and cash equivalents (3,212) 4,761
Net increase (decrease) in cash and cash equivalents (32,684) 29,023
Cash and cash equivalents, beginning of period 154,621 220,788
Cash and cash equivalents, end of period $ 121,937 $ 249,811