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Summary Of Significant Accounting Policies (Schedule Of Basic And Diluted Income Per Common Share From Continuing Operations Calculations) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands | 12 Months Ended
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Jun. 30, 2016 | Jun. 30, 2015 | Jun. 30, 2014
Accounting Policies [Abstract] |  |  |
Income from continuing operations | $ 121,764 | $ 101,686 | $ 100,986
Income from continuing operations available to participating securities | (242) | (143) | (174)
Income from continuing operations available to common shareholders | $ 121,522 | $ 101,543 | $ 100,812
Weighted average common shares outstanding - basic (in shares) | 27,336 | 27,300 | 27,264
Incremental share effect from: |  |  |
Nonparticipating restricted stock (in shares) | 3 | 3 | 3
Stock-settled stock appreciation rights (in shares) | 34 | 24 | 41
Weighted average common shares outstanding - diluted (in shares) | 27,373 | 27,327 | 27,308
Income per common share from continuing operations - basic (in dollars per share) | $ 4.45 | $ 3.72 | $ 3.70
Income per common share from continuing operations - diluted (in dollars per share) | $ 4.44 | $ 3.72 | $ 3.69

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- Definition Aggregate of income from continuing operations distributed and income from continuing operations allocated to common shareholders under the two-class method to the extent that participating securities may share in earnings as if all of the earnings for the period had been distributed. + References No definition available. + Details
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- Definition This element represents the income or loss from continuing operations attributable to the economic entity which may also be defined as revenue less expenses and taxes from ongoing operations before extraordinary items, and noncontrolling interest. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 810 -SubTopic 10 -Section 45 -Paragraph 19 -URI http://asc.fasb.org/extlink&oid=51664549&loc=SL4569616-111683 + Details
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- Definition The amount of net income (loss) from continuing operations per each share of common stock or unit outstanding during the reporting period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 260 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1252-109256 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.21) -URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04.19) -URI http://asc.fasb.org/extlink&oid=6879464&loc=d3e573970-122913 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 225 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04.23) -URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 20 -Article 5 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 18 -Article 7 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 04 -Paragraph 21 -Article 9 + Details
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