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Share - Based Compensation (Details) - USD ($) $ in Thousands | 12 Months Ended
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Jun. 30, 2019 | Jun. 30, 2018 | Jun. 30, 2017
Compensation costs charged to expense under award programs |  |  |
Total compensation costs under award programs | $ 6,913 | $ 6,627 | $ 5,520
Stock Options and Stock Appreciation Rights [ Member] |  |  |
Compensation costs charged to expense under award programs |  |  |
Total compensation costs under award programs | 2,440 | 1,961 | 1,891
Performance Shares [Member] |  |  |
Compensation costs charged to expense under award programs |  |  |
Total compensation costs under award programs | 2,082 | 2,006 | 1,331
Restricted stock and Restricted Stock units [Member] |  |  |
Compensation costs charged to expense under award programs |  |  |
Total compensation costs under award programs | $ 2,391 | $ 2,660 | $ 2,298

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- Definition Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5047-113901 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 14.F) -URI http://asc.fasb.org/extlink&oid=115993241&loc=d3e301413-122809 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -URI http://asc.fasb.org/extlink&oid=109197908&loc=d3e5070-113901 + Details
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