Stock-Based Compensation (Narrative) (Details) (USD $) In Millions, except Share data, unless otherwise specified	9 Months Ended		3 Months Ended		9 Months Ended					3 Months Ended	9 Months Ended
	Mar. 31, 2014	Jun. 30, 2013	Mar. 31, 2014 Long-Term Management Incentive Compensation Plan [Member]	Mar. 31, 2013 Long-Term Management Incentive Compensation Plan [Member]	Mar. 31, 2014 Long-Term Management Incentive Compensation Plan [Member]	Mar. 31, 2013 Long-Term Management Incentive Compensation Plan [Member]	Mar. 31, 2014 Long-Term Management Incentive Compensation Plan [Member] 2012-2014 [Member]	Mar. 31, 2014 Long-Term Management Incentive Compensation Plan [Member] 2013-2015 [Member]	Mar. 31, 2014 Stock Option Plans [Member]	Mar. 31, 2014 New Long-Term Management Incentive Compensation Plan [Member]	Mar. 31, 2014 New Long-Term Management Incentive Compensation Plan [Member]	Mar. 31, 2014 New Long-Term Management Incentive Compensation Plan [Member] 2014-2016 [Member]	Mar. 31, 2014 New Omnibus Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares approved to be issued under plan			500,000		500,000					700,000	700,000		700,000
Shares issued					189,030
Period for performance awards, years					3 years						3 years
Performance awards earned, percentage payable as stock	60.00%
Performance awards earned, percentage payable as cash	40.00%
Cash awards payable within current liabilities	$ 0.7	$ 0.6
Cash awards payable within long-term liabilities	0.4	0.4
Compensation cost			$ 0.4	$ 0.4	$ 1.0	$ 1.1	$ 0.9	$ 1.0	$ 0.5	$ 0.1	$ 0.3	$ 1.1	$ 0.4
Period options are excercisable	10 years								10 years
Shares available for future grants	641,550