Benefit Plans Benefit Plans - Narrative (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	Mar. 31, 2015	Mar. 31, 2014
Pension Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Special Termination Benefits Charge	$ 0	$ 0	$ 459	$ 0
Recognized Net Loss (Gain) Due to Curtailments	0	0	358	0
Other Postretirement Benefit Plan [Member]
Defined Benefit Plans and Other Postretirement Benefit Plans Table Text Block [Line Items]
Recognized Net Loss (Gain) Due to Curtailments	$ 0	$ 0	$ (221)	$ 0