Indebtedness (Trade Receivables Securitization Narrative) (Details) - Trade receivables securitization [Member] $ in Millions	Jul. 24, 2015 USD ($) banks	Jun. 30, 2015 USD ($) banks
Debt Instrument [Line Items]
Trade receivables securitization, maximum borrowing amount | $		$ 295
Number of commercial banks participating in trade receivables securitization agreement		3
Subsequent Event [Member]
Debt Instrument [Line Items]
Trade receivables securitization, maximum borrowing amount | $	$ 330
Number of commercial banks participating in trade receivables securitization agreement	4