Accounts Receivable (Details Textual) In Millions, unless otherwise specified	6 Months Ended		3 Months Ended		6 Months Ended
	Jun. 30, 2013 USD ($)	Dec. 31, 2012 USD ($)	Jun. 30, 2013 Italy [Member] USD ($)	Dec. 31, 2011 Italy [Member] EUR (€)	Jun. 30, 2013 Italy [Member] USD ($)	Jun. 30, 2013 Italy [Member] EUR (€)
Accounts Receivable (Textual) [Abstract]
Payment terms of accounts receivable arising from product sales	30 to 90 days
Minimum term for accounts receivable	30 days
Maximum term for accounts receivable	90 days
Accounts receivable outstanding for greater than one year	$ 27.0	$ 11.8
Payment in case of any unfavorable determination received				30.7
Reimbursement Limit Stated In Resolution				24 months
Cumulative deferred revenue on sales			103.8		103.8
Amount of revenue deferred during the period			13.4		27.3
Loss contingency, expected settlement						33.3
Loss Contingency Accrual						€ 15.4