Stock-Based Compensation (Tables)

9 Months Ended

Mar. 31, 2013

Stock Settled Stock Appreciation Rights SARS [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Stock-Settled Stock Appreciation Rights Grant Details

	2013			2012
SSSARs granted		108			185
Weighted average grant date fair value per right	$	9.04		$	9.08
Assumptions used in fair value calculations:
Risk-free interest rate		0.33	%		0.41	%
Dividend yield		2.09	%		2.11	%
Volatility factor of the expected market price of our common stock		23.23	%		24.31	%
Weighted average expected life in years		2.67			2.76
Estimated forfeiture rate		2.00	%		4.00	%

Compensation Expense And Tax Benefits Recorded

	Three Months Ended				Nine Months Ended
	March 31,				March 31,
	2013		2012		2013		2012
Compensation expense	$	282	$	453	$	1,081	$	1,099
Tax benefits	$	99	$	159	$	378	$	385
Intrinsic value of exercises	$	87	$	138	$	1,371	$	281
Gross windfall tax benefits	$	41	$	58	$	490	$	122

Fair Value Of Awards Vested

	Nine Months Ended
	March 31,
	2013		2012
Fair value of vested rights	$	1,469	$	1,107

Stock-Settled Stock Appreciation Rights Activity

	Number of Rights	Weighted Average Exercise Price		Weighted Average Remaining Contractual Life in Years	Aggregate Intrinsic Value
Outstanding at beginning of period	446	$	60.55
Exercised	(124)	$	52.82
Granted	108	$	72.67
Forfeited	(5)	$	63.50
Outstanding at end of period	425	$	65.88	3.65	$	4,723
Exercisable and vested at end of period	162	$	61.21	2.76	$	2,552
Vested and expected to vest at end of period	416	$	65.86	3.65	$	4,629

Director Restricted Stock [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Schedule Of Restricted Stock Granted To Nonemployee Directors

	Nine Months Ended
	March 31,
	2013		2012
Nonemployee directors
Restricted stock granted		7		7
Grant date fair value	$	490	$	490
Weighted average grant date fair value per award	$	73.29	$	65.97

Restricted Stocks [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Compensation Expense And Tax Benefits Recorded

	Three Months Ended				Nine Months Ended
	March 31,				March 31,
	2013		2012		2013		2012
Compensation expense	$	306	$	343	$	1,130	$	892
Tax benefits	$	107	$	120	$	395	$	312
Gross windfall tax benefits	$	124	$	56	$	134	$	71

Fair Value Of Awards Vested

	Nine Months Ended
	March 31,
	2013		2012
Fair value of vested shares	$	1,837	$	645

Restricted Stock Activity

	Number of Shares	Weighted Average Grant Date Fair Value
Unvested restricted stock at beginning of period	62	$	63.25
Granted	15	$	72.95
Vested	(30)	$	60.56
Forfeited	(1)	$	61.85
Unvested restricted stock at end of period	46	$	68.16

Employee Restricted Stock [Member]

Share-based Compensation Arrangement by Share-based Payment Award [Line Items]

Employee Restricted Stock Grant Details

	Nine Months Ended
	March 31,
	2013			2012
Employees
Restricted stock granted		8			25
Grant date fair value	$	572		$	1,693
Weighted average grant date fair value per award	$	72.67		$	68.12
Estimated forfeiture rate		3.00	%		4.00	%