12. Legal Proceedings 12. Contingent Liability (Details) (USD $)	3 Months Ended
	Sep. 30, 2014	Dec. 31, 2013
Loss Contingencies [Line Items]
Accrued legal settlements	$ 49,450,000	$ 30,000,000
Litigation Settlement, Expense	12,100,000
Penalties [Member]
Loss Contingencies [Line Items]
Accrued legal settlements	14,400,000
Disgorgement and interest [Member]
Loss Contingencies [Line Items]
Accrued legal settlements	40,700,000
China [Member]
Loss Contingencies [Line Items]
Litigation Settlement, Expense	300,000
Including Interest [Member]
Loss Contingencies [Line Items]
Accrued legal settlements	55,100,000
Accrued Interest [Member]
Loss Contingencies [Line Items]
Accrued legal settlements	$ 5,600,000