Leases - Summary of Operating Lease Maturities (Details) - USD ($) $ in Thousands	Oct. 31, 2019	Apr. 30, 2019
Operating Lease Liabilities Maturity
FY2020	$ 397
FY2021	775
FY2022	701
FY2023	470
FY2024	346
Thereafter	20
Total operating lease payments	2,709
Less imputed interest	(165)
Total operating lease liabilities	$ 2,544
Future Minimum Lease Payments
2020		$ 847
2021		790
2022		706
2023		433
2024		317
Thereafter		17
Total		$ 3,110

Amount of lessee's undiscounted obligation for lease payments for operating lease.

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Amount of lessee's undiscounted obligation for lease payments for operating lease having an initial or remaining lease term in excess of one year due in remainder of fiscal year following latest fiscal year.

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