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Accounts Receivable and Credit Losses (Classification of Accounts Receivable) (Details) - USD ($) $ in Thousands | Dec. 31, 2021 | Sep. 30, 2021 | Jun. 30, 2021 | Dec. 31, 2020 | Sep. 30, 2020 | Jun. 30, 2020
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Accounts Receivable, after Allowance for Credit Loss, Current [Abstract] |  |  |  |  |  |
Trade receivables, current - Gross | $ 111,538 |  | $ 52,512 | $ 78,917 |  |
Trade receivables, current - Allowance | (21,335) |  | (11,559) | (9,845) |  |
Trade receivables, current - Net | 90,203 |  | 40,953 | 69,072 |  |
Financing Receivable, after Allowance for Credit Loss, Current [Abstract] |  |  |  |  |  |
Financing receivables, current - Gross | 7,252 |  | 6,348 | 6,227 |  |
Financing receivables, current - Allowance | (4,711) |  | (4,260) | (3,685) |  |
Financing receivables, current - Net | 2,541 |  | 2,088 | 2,542 |  |
Accounts Receivable, after Allowance for Credit Loss [Abstract] |  |  |  |  |  |
Accounts receivable, current - Gross | 118,790 |  | 58,860 | 85,144 |  |
Accounts receivable, current - Allowance | (26,046) |  | (15,819) | (13,530) |  |
Accounts receivable, current - Net | 92,744 |  | 43,041 | 71,614 |  |
Financing Receivable, after Allowance for Credit Loss, Noncurrent [Abstract] |  |  |  |  |  |
Financing receivables, noncurrent - Gross | 39,534 |  | 39,665 | 41,165 |  |
Financing receivables, noncurrent - Allowance | (12,999) |  | (12,572) | (13,063) |  |
Financing receivables, noncurrent - Net | 26,535 |  | 27,093 | 28,102 |  |
Financing Receivable, after Allowance for Credit Loss [Abstract] |  |  |  |  |  |
Total | 46,786 |  | 46,013 | 47,392 |  |
Total Financing receivables - Allowance | (17,710) | $ (17,064) | (16,832) | (16,748) | $ (16,251) | $ (15,063)
Total Financing receivables - Net | $ 29,076 |  | $ 29,181 | $ 30,644 |  |

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