Accounts Receivable Grants from Outside Parties (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
GRANTS FROM OUTSIDE PARTIES: [Abstract]
Grant Proceeds Received From Outside Parties			$ 43.5	$ 23.9
Amortization of deferred grants	$ 2.7	$ 2.1	$ 8.2	$ 6.5