Significant Accounting Policies (Details 2) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended			3 Months Ended
	Mar. 31, 2014	Mar. 31, 2014	Mar. 31, 2013	Jun. 30, 2013	Mar. 31, 2013 Maximum	Mar. 31, 2014 Maximum	Jun. 30, 2013 Allowance For Doubtful Accounts Installments Receivables Current	Mar. 31, 2014 Allowance For Doubtful Accounts Installments Receivables Current Maximum	Mar. 31, 2014 Allowance For Doubtful Accounts Installments Receivables Non Current	Jun. 30, 2013 Allowance For Doubtful Accounts Installments Receivables Non Current
Installments Receivable
Threshold period for classification of installments receivable to trade accounts receivable (as a percent)	45 days
Installments receivable, Current
Installments receivable, gross	$ 2.3	$ 2.3		$ 14.4
Less: Unamortized discount				0.6		0.1
Allowance for doubtful accounts							0.1	0.1
Installments receivable, Non-current
Installments receivable, gross	0.9	0.9		1.1
Less: Unamortized discount				0.1		0.1
Allowance for doubtful accounts									0	0.1
Foreign Currency Transactions
Net foreign currency losses	$ 0.5	$ 1.8	$ 0.4		$ 0.1