Restructuring, Impairment and Other Charges (Details Textuals) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Unusual or Infrequent Item [Line Items]
Goodwill, Impairment Loss	$ 70,000
Other than Temporary Impairment Losses, Investments				7,930
Non routine expenses net			56,364	1,913
Allocated Share-based Compensation Expense	3,100	4,156	14,070	9,860
Accelerated stock compensation expense related to executive severance [Member]
Unusual or Infrequent Item [Line Items]
Allocated Share-based Compensation Expense			2,982
Gains (Losses) on Sales of Assets [Member]
Unusual or Infrequent Item [Line Items]
Non routine expenses net			2,191
FCPA [Member]
Unusual or Infrequent Item [Line Items]
Loss Contingency, Loss in Period			28,000
Securities Action [Member]
Unusual or Infrequent Item [Line Items]
Loss Contingency, Loss in Period			17,245
DNA [Member]
Unusual or Infrequent Item [Line Items]
Impairment of assets				$ 6,701