Condensed Consolidated Statements of Cash Flows (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011
OPERATING ACTIVITIES:
Net income	$ 314,873	$ 278,327
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	47,720	45,473
Share-based compensation	5,099	4,023
Excess tax benefits from share-based compensation	(7,174)	(1,802)
Other	(703)	(594)
Changes in operating assets and liabilities	61,498	(75,476)
NET CASH PROVIDED BY OPERATING ACTIVITIES	421,313	249,951
INVESTING ACTIVITIES:
Purchases of property, plant and equipment	(51,368)	(41,748)
Acquisition of businesses and other investing activities	(525,901)	(38,126)
NET CASH USED IN INVESTING ACTIVITIES	(577,269)	(79,874)
FINANCING ACTIVITIES:
Proceeds from line of credit	550,000
Payments on line of credit	(550,000)
Stock options exercised	(2,903)	1,302
Excess tax benefits from share-based compensation	7,174	1,802
Dividends paid	(147,187)	(135,550)
Purchase of stock	(55,015)	(55,416)
NET CASH USED IN FINANCING ACTIVITIES	(197,931)	(187,862)
EFFECT OF EXCHANGE RATE CHANGES ON CASH	410	4,545
NET DECREASE IN CASH AND CASH EQUIVALENTS	(353,477)	(13,240)
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	525,054	529,968
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 171,577	$ 516,728