Segment Reporting Details 1 (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Segment Reporting [Abstract]
Earnings Before Taxes	$ 382,601	$ 349,177	$ 307,513
Amortization	21,357	17,808	14,842
Interest Expense	22,764	23,226	20,057
Restructuring Charges	16,687	5,912	4,866
Other Charges (Income), Net	1,090	2,380	4,164
Total Segment Profit	$ 444,499	$ 398,503	$ 351,442