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Allowance for Doubtful Accounts
 6 Months Ended
Dec. 31, 2019
Receivables [Abstract]  
ALLOWANCE FOR DOUBTFUL ACCOUNTS ALLOWANCE FOR DOUBTFUL ACCOUNTS
Balance as of June 30, 2019
$
17,011

Bad debt expense
3,450

Write-off /adjustments
(2,524
)
Balance as of December 31, 2019
$
17,937


Included in accounts receivable are unbilled receivables in the amount of $80.5 million as of December 31, 2019 (June 30, 2019—$56.1 million).