Goodwill and Other Intangible Assets (Expected Amortization) (Details) (USD $) In Thousands	9 Months Ended
	Sep. 30, 2011
Goodwill and Other Intangible Assets
Future Amortization Expense, remaining fiscal year	$ 45,473
Future Amortization Expense, Year One	180,524
Future Amortization Expense, Year Two	172,219
Future Amortization Expense, Year Three	163,924
Future Amortization Expense, Year Four	150,347
Future Amortization Expense, Year Five	$ 142,590