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Accounts Receivable and Credit Losses (Credit Quality Analysis of Financing Receivable) (Details) - USD ($) $ in Thousands | Jun. 30, 2022 | Jun. 30, 2021
--- | --- | ---
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Total | $ 42,381 | $ 46,013
Total Institutional Loans | 42,381 | 46,013
Financing Receivables 1 To 30 Days Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 104 | 297
Four Years Before | 140 | 7
Three Years Before | 114 | 320
Two Years Before | 191 | 559
Year Before | 699 | 135
Origination Year | 782 | 1,616
Total | 2,030 | 2,934
Total Institutional Loans | 2,030 | 2,934
Financing Receivables 31 To 60 Days Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 278 | 145
Four Years Before | 38 | 2
Three Years Before | 214 | 165
Two Years Before | 145 | 49
Year Before | 691 | 61
Origination Year | 332 | 660
Total | 1,698 | 1,082
Total Institutional Loans | 1,698 | 1,082
Financing Receivables 61 To 90 Days Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 58 | 24
Four Years Before | 29 | 310
Three Years Before | 217 | 92
Two Years Before | 8 | 102
Year Before | 668 | 69
Origination Year | 273 | 95
Total | 1,253 | 692
Total Institutional Loans | 1,253 | 692
Financing Receivables 91 To 120 Days Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 97 | 287
Four Years Before | 139 |
Three Years Before | 113 | 131
Two Years Before | 45 | 16
Year Before | 670 | 47
Origination Year | 14 | 13
Total | 1,078 | 494
Total Institutional Loans | 1,078 | 494
Financing Receivables 121 To 150 Days Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 17 | 43
Four Years Before | 30 | 31
Three Years Before | 20 | 133
Two Years Before | 41 | 42
Year Before | 206 | 256
Origination Year | 81 | 108
Total | 395 | 613
Total Institutional Loans | 395 | 613
Financing Receivables Greater Than 150 Days Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 6,978 | 7,468
Four Years Before | 876 | 2,973
Three Years Before | 1,077 | 1,919
Two Years Before | 683 | 1,431
Year Before | 1,596 | 475
Origination Year | 377 | 872
Total | 11,587 | 15,138
Total Institutional Loans | 11,587 | 15,138
Financial Asset, Past Due [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 7,532 | 8,264
Four Years Before | 1,252 | 3,323
Three Years Before | 1,755 | 2,760
Two Years Before | 1,113 | 2,199
Year Before | 4,530 | 1,043
Origination Year | 1,859 | 3,364
Total | 18,041 | 20,953
Total Institutional Loans | 18,041 | 20,953
Financing Receivable Current [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 4,687 | 4,565
Four Years Before | 2,229 | 1,955
Three Years Before | 1,483 | 2,601
Two Years Before | 1,167 | 1,586
Year Before | 8,910 | 1,548
Origination Year | 5,864 | 12,805
Total | 24,340 | 25,060
Total Institutional Loans | 24,340 | 25,060
Financing Receivable Gross [Member] |  |
Financing Receivable, Credit Quality Indicator [Line Items] |  |
Prior | 12,219 | 12,829
Four Years Before | 3,481 | 5,278
Three Years Before | 3,238 | 5,361
Two Years Before | 2,280 | 3,785
Year Before | 13,440 | 2,591
Origination Year | 7,723 | 16,169
Total | 42,381 | 46,013
Total Institutional Loans | $ 42,381 | $ 46,013

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