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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
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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