v2.4.0.8
Unaudited Condensed Consolidated Statements of Cash Flows (USD $)
In Thousands, unless otherwise specified
 3 Months Ended
Mar. 31, 2014
Mar. 31, 2013
CASH FLOWS FROM OPERATING ACTIVITIES:    
Net income $ 104,653 $ 84,592
Adjustments to reconcile net income to net cash provided by operating activities:    
Depreciation and amortization 27,846 19,040
Stock-based compensation expense 6,246 4,949
Excess tax benefit from stock-based payments (6,813) (3,002)
Other 545 1,716
Changes in operating assets and liabilities, net of effects from acquisitions:    
Receivables (49,615) (47,973)
Inventory (19,021) 9,580
Prepaid income taxes/income taxes payable 39,104 41,838
Accounts payable (9,336) (7,911)
Other operating assets and liabilities 3,400 3,604
Net cash provided by operating activities 97,009 106,433
CASH FLOWS FROM INVESTING ACTIVITIES:    
Purchases of property and equipment (33,716) (21,461)
Proceeds from sales of property and equipment 1,405 432
Investments in unconsolidated subsidiaries (2,240) 0
Acquisitions, net of cash acquired (486,736) (13,264)
Net cash used in investing activities (521,287) (34,293)
CASH FLOWS FROM FINANCING ACTIVITIES:    
Proceeds from exercise of stock options 2,377 2,840
Excess tax benefit from stock-based payments 6,813 3,002
Debt issuance costs (3,753) 0
Borrowings under revolving credit facility 700,123 82,152
Repayments under revolving credit facility (390,000) (116,082)
Borrowings under term loans 11,250 0
Repayments under term loans 0 (5,625)
Borrowings under receivables securitization facility 80,000 1,500
Repayments under receivables securitization facility 0 (1,500)
Repayments of other long-term debt (8,952) (2,608)
Settlement of foreign currency forward contract (9,639) 0
Payments of other obligations (2,006) (31,592)
Net cash provided by (used in) financing activities 386,213 (67,913)
Effect of exchange rate changes on cash and equivalents 823 (1,000)
Net (decrease) increase in cash and equivalents (37,242) 3,227
Cash and equivalents, beginning of period 150,488 59,770
Cash and equivalents, end of period 113,246 62,997
Supplemental disclosure of cash paid for:    
Income taxes, net of refunds 14,539 5,365
Interest 8,087 7,241
Supplemental disclosure of noncash investing and financing activities:    
Notes payable and long-term obligations, including notes issued in connection with business acquisitions 48,308 4,997
Contingent consideration liabilities 4,317 2,389
Non-cash property and equipment additions $ 4,859 $ 3,632