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Stock Based Compensation Narrative (Details) - USD ($) shares in Thousands, $ in Thousands | 12 Months Ended
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Jun. 30, 2020 | Jun. 30, 2019 | Jun. 30, 2018
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Expense for stock-based compensation | $ 16,883 | $ 12,589 | $ 11,758
Restricted Stock Plan Expense | 15,148 | 10,828 | 10,256
Tax benefit from stock-based compensation expense | 340 | 6,191 | 3,274
Restricted Shares and Units, Vested in Period, Fair Value | $ 11,248 | $ 34,645 | $ 17,951
Share-based Payment Arrangement, Option [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted, number of shares | 0 | 0 | 0
Compensation not yet recognized, stock options | $ 0 |  |
Total intrinsic value of options exercised | $ 809 | $ 2,289 | $ 2,165
Restricted Stock [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of Shares Authorized | 3,000 |  |
Granted, number of shares | 0 | 0 | 0
Compensation expense yet to be recognized | $ 0 |  |
Restricted Stock Units (RSUs) [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted, number of shares | 139 | 80 | 125
Compensation expense yet to be recognized | $ 19,780 |  |
Compensation expense yet to be recognized, period for recognition | 1 year 2 months 19 days |  |
Performance Shares [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted, number of shares | 40 |  |
2015 EIP [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Number of Shares Authorized | 3,000 |  |
2015 EIP [Member] | Share-based Payment Arrangement, Option [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Requisite Service Period | 3 years |  |
Stock Option Termination Period After Termination of Employment | ninety days |  |
Stock Option Termination Period After Death | one year |  |
Stock Option Termination After Grant Date | 10 years |  |
Minimum [Member] | Restricted Stock [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Requisite Service Period | 3 years |  |
Minimum [Member] | Restricted Stock Units (RSUs) [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 1 year |  |
Maximum [Member] | Restricted Stock [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Requisite Service Period | 5 years |  |
Maximum [Member] | Restricted Stock Units (RSUs) [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period | 3 years |  |
Fair value on grant date less PV of dividends [Member] | Restricted Stock Units (RSUs) [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted, number of shares | 99 |  |
Fair value under Monte Carlo [Member] | Performance Shares [Member] |  |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |  |
Granted, number of shares | 38 |  |

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- Definition Minimum period the individual is required to perform services to be fully vested under the deferred compensation arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 710 -SubTopic 10 -Section 55 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=6409961&loc=d3e20487-108367 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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