Significant Accounting Policies Other Charges (Credits) (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012
Accounting Policies [Abstract]
Acquisition Costs, Period Cost	$ 1,763,000	$ 1,117,000	$ 2,300,000	$ 4,226,000
charges relating to business disposition	28,786,000	0	28,786,000	5,903,000
Charges related to dispostion of business after tax			17,700,000
Separation, Benefit Plan Termination and Related Costs	719,000	13,000,000	4,188,000	15,500,000
Debt Related Costs	0	35,092,000	0	35,092,000
Other charges	$ 31,268,000	$ 49,209,000	$ 35,274,000	$ 60,721,000