12. Legal Proceedings 12. Contingent Liability (Details) (USD $)	3 Months Ended
	Mar. 31, 2014	Jun. 30, 2014	Dec. 31, 2013
Loss Contingencies [Line Items]
Estimated loss contingency		$ 39,800,000	$ 30,000,000
Loss Contingency Accrual, Provision	8,000,000
Including Interest [Member]
Loss Contingencies [Line Items]
Estimated loss contingency		43,000,000
Interest Expense [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Provision	(1,800,000)
Selling, General and Administrative Expenses [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Provision	9,800,000
Accrued Interest [Member]
Loss Contingencies [Line Items]
Estimated loss contingency		$ 3,200,000