Summary of Significant Accounting Policies (Weighted-Average) (Details)	12 Months Ended
	Dec. 31, 2011
Customer Relationships [Member]
Weighted-average useful life	20
Trademarks [Member]
Weighted-average useful life	25
Completed Technology/Patents [Member]
Weighted-average useful life	10
Other Intangible Assets [Member]
Weighted-average useful life	15