Commitments and Contingencies - Schedule of Future Minimum Annual Rental Commitments Under Leases (Details) $ in Thousands	Sep. 30, 2019 USD ($)
Operating Leases Payments
2020	$ 3,040
2021	2,859
2022	2,612
2023	1,508
2024	85
Thereafter	0
Total lease commitments	10,104
Operating Sublease Income
2020	(877)
2021	(1,028)
2022	(1,159)
2023	(943)
2024	0
Thereafter	0
Total lease commitments	$ (4,007)

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Operating Leases, Rent Expense, Sublease Rentals, Future Minimum Payments, Due In Four Years

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Operating Leases, Rent Expense, Sublease Rentals, Future Minimum Payments, Due In Three Years

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Operating Leases, Rent Expense, Sublease Rentals, Future Minimum Payments, Due Next Twelve Months

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Operating Leases, Sublease Future Minimum Payments Due, Rolling Maturity [Abstract] [Abstract]

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Contractually required future rental payments receivable on noncancelable subleasing arrangements.

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