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Statements of Consolidated Shareholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Stock Options and Stock Appreciation Rights [ Member] | Common Stock | Additional Paid-in Capital | Additional Paid-in Capital Stock Options and Stock Appreciation Rights [ Member] | Additional Paid-in Capital Performance Shares [Member] | Additional Paid-in Capital Restricted Stock Units (RSUs) [Member] | Retained Earnings | Treasury Shares-at Cost | Treasury Shares-at Cost Stock Options and Stock Appreciation Rights [ Member] | Treasury Shares-at Cost Performance Shares [Member] | Treasury Shares-at Cost Restricted Stock Units (RSUs) [Member] | Accumulated Other Comprehensive Income (Loss) | Parent [Member] | Parent [Member] Stock Options and Stock Appreciation Rights [ Member] | Parent [Member] Performance Shares [Member] | Parent [Member] Restricted Stock Units (RSUs) [Member]
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Beginning balance, shares at Jun. 30, 2015 |  |  | 39,905 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance at Jun. 30, 2015 |  |  | $ 10,000 | $ 160,072 |  |  |  | $ 969,548 | $ (338,121) |  |  |  | $ (60,171) | $ 741,328 |  |  |
Net income | $ 29,577 |  |  |  |  |  |  |  |  |  |  |  |  | 29,577 |  |  |
Other comprehensive income (loss) | (25,375) |  |  |  |  |  |  |  |  |  |  |  | (25,375) | (25,375) |  |  |
Cash dividends - $1.10, $1.14 and $1.18 per share for 2016, 2017 and 2018 respectively |  |  |  |  |  |  |  | (54,266) |  |  |  |  |  | (54,266) |  |  |
Purchases of common stock for treasury, shares |  |  | (951) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchases of common stock for treasury |  |  |  |  |  |  |  |  | (37,465) |  |  |  |  | (37,465) |  |  |
Treasury shares issued for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise of stock appreciation rights and options, shares |  |  | 64 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional Paid in Capital, Exercise of stock appreciation rights and options, Performance share awards, Restricted stock units |  |  |  |  | $ (391) | $ (308) | $ (530) |  |  |  |  |  |  |  |  |  |
Exercise of stock appreciation rights and options |  |  |  |  |  |  |  |  |  | $ 1,000 |  |  |  |  |  |  |
Performance share awards, shares |  |  | 8 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performance share awards |  |  |  |  |  |  |  |  |  |  | $ 116 |  |  |  |  |  |
Restricted stock units, shares |  |  | 15 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock units |  |  |  |  |  |  |  |  |  |  |  | $ 232 |  |  |  |  |
Total Shareholders' Equity, Exercise of stock appreciation rights and options, Performance share awards, Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  | $ 609 | $ (192) | $ (298)
Compensation expense |  |  |  | 2,524 | 1,543 |  |  |  |  |  |  |  |  | 2,524 | 1,543 |  |
Other, shares |  |  | 16 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other |  |  |  | (381) |  |  |  | (38) | 350 |  |  |  |  | (69) |  |  |
Ending balance, shares at Jun. 30, 2016 |  |  | 39,057 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balance at Jun. 30, 2016 |  |  | $ 10,000 | 162,529 |  |  |  | 944,821 | (373,888) |  |  |  | (85,546) | 657,916 |  |  |
Net income | 133,910 |  |  |  |  |  |  |  |  |  |  |  |  | 133,910 |  |  |
Other comprehensive income (loss) | $ 3,844 |  |  |  |  |  |  |  |  |  |  |  | 3,844 | 3,844 |  |  |
Cash dividends - $1.10, $1.14 and $1.18 per share for 2016, 2017 and 2018 respectively |  |  |  |  |  |  |  | (45,005) |  |  |  |  |  | (45,005) |  |  |
Purchases of common stock for treasury, shares |  |  | (163) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchases of common stock for treasury |  |  |  |  |  |  |  |  | (8,242) |  |  |  |  | (8,242) |  |  |
Treasury shares issued for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise of stock appreciation rights and options, shares |  |  | 111 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional Paid in Capital, Exercise of stock appreciation rights and options, Performance share awards, Restricted stock units |  |  |  |  | (2,218) | (360) | (624) |  |  |  |  |  |  |  |  |  |
Exercise of stock appreciation rights and options |  |  |  |  |  |  |  |  |  | 105 |  |  |  |  |  |  |
Performance share awards, shares |  |  | 10 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performance share awards |  |  |  |  |  |  |  |  |  |  | 126 |  |  |  |  |  |
Restricted stock units, shares |  |  | 15 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock units |  |  |  |  |  |  |  |  |  |  |  | 227 |  |  |  |  |
Total Shareholders' Equity, Exercise of stock appreciation rights and options, Performance share awards, Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (2,113) | (234) | (397)
Compensation expense |  |  |  | 3,629 | 1,891 |  |  |  |  |  |  |  |  | 3,629 | 1,891 |  |
Other, shares |  |  | 11 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other |  |  |  | (192) |  |  |  | 25 | 224 |  |  |  |  | 57 |  |  |
Ending balance, shares at Jun. 30, 2017 | 39,041 |  | 39,041 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balance at Jun. 30, 2017 | $ 745,256 |  | $ 10,000 | 164,655 |  |  |  | 1,033,751 | (381,448) |  |  |  | (81,702) | 745,256 |  |  |
Net income | 141,625 |  |  |  |  |  |  |  |  |  |  |  |  | 141,625 |  |  |
Other Comprehensive Income (Loss) before Reclassifications, Tax |  |  |  |  |  |  |  |  |  |  |  |  | (8,050) | (8,050) |  |  |
Other comprehensive income (loss) | $ (8,521) |  |  |  |  |  |  |  |  |  |  |  | (8,521) |  |  |  |
Reclassification of certain income tax effects to retained earnings, net amount | Adjustments for New Accounting Pronouncement [Member] |  |  |  |  |  |  |  | 471 |  |  |  |  | (471) | 0 |  |  |
Cash dividends - $1.10, $1.14 and $1.18 per share for 2016, 2017 and 2018 respectively |  |  |  |  |  |  |  | (46,162) |  |  |  |  |  | (46,162) |  |  |
Purchases of common stock for treasury, shares |  |  | (393) |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchases of common stock for treasury |  |  |  |  |  |  |  |  | (22,778) |  |  |  |  | (22,778) |  |  |
Treasury shares issued for: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Exercise of stock appreciation rights and options, shares |  | 58 | 19 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Additional Paid in Capital, Exercise of stock appreciation rights and options, Performance share awards, Restricted stock units |  |  |  |  | (482) | $ (273) | $ (740) |  |  |  |  |  |  |  |  |  |
Exercise of stock appreciation rights and options |  |  |  |  |  |  |  |  |  | $ 84 |  |  |  |  |  |  |
Performance share awards, shares |  |  | 5 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Performance share awards |  |  |  |  |  |  |  |  |  |  | $ (24) |  |  |  |  |  |
Restricted stock units, shares |  |  | 15 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Restricted stock units |  |  |  |  |  |  |  |  |  |  |  | $ (56) |  |  |  |  |
Total Shareholders' Equity, Exercise of stock appreciation rights and options, Performance share awards, Restricted stock units |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (398) | $ (297) | $ (796)
Compensation expense |  |  |  | 4,666 | $ 1,961 |  |  |  |  |  |  |  |  | 4,666 | $ 1,961 |  |
Other, shares |  |  | 16 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Other |  |  |  | (404) |  |  |  | (7) | 347 |  |  |  |  | (64) |  |  |
Ending balance, shares at Jun. 30, 2018 | 38,703 |  | 38,703 |  |  |  |  |  |  |  |  |  |  |  |  |  |
Ending balance at Jun. 30, 2018 | $ 814,963 |  | $ 10,000 | $ 169,383 |  |  |  | $ 1,129,678 | $ (403,875) |  |  |  | $ (90,223) | $ 814,963 |  |  |

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- Definition Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(30)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 4.E) -URI http://asc.fasb.org/extlink&oid=27010918&loc=d3e74512-122707 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(31)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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