Stock-Based Compensation (Stock-Settled Stock Appreciation Rights Grant Details) (Details) (Stock Settled Stock Appreciation Rights SARS [Member], USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Stock Settled Stock Appreciation Rights SARS [Member]
SSSARs granted (in rights)	146	108	187
Weighted average grant date fair value per award	$ 11.84	$ 9.04	$ 9.07
Share-based Compensation Arrangement by Share-based Payment Award, Fair Value Assumptions and Methodology [Abstract]
Risk-free interest rate	0.75%	0.33%	0.41%
Dividend yield	1.97%	2.09%	2.11%
Volatility factor of the expected market price of our common stock	22.35%	23.23%	24.30%
Weighted average expected life in years	3 years 1 month 13 days	2 years 8 months 1 day	2 years 9 months 4 days