Employee Benefit Plans (Narrative) (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended		9 Months Ended	1 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Dec. 31, 2014	May 04, 2015
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, employer contributions			$ 2.1
Defined contribution plan, compensation expense	1.3	0.9
Subsequent Event [Member]
Defined Benefit Plan Disclosure [Line Items]
Defined benefit plan, employer contributions				$ 1.5