Lease Commitments - Schedule of Components of Lease Expense (Detail) - Accounting Standards Update 2016-02 [Member] $ in Thousands	3 Months Ended
	Jun. 30, 2020 USD ($)
Lessee, Lease, Description [Line Items]
Operating lease cost - Right of Use	$ 224
Capital lease costs
Amortization of leased assets	4
Interest on lease liabilities Interest expense	0
Total	228
Cash paid for operating cash flows from operating leases	236
Cash paid for operating cash flows from capital leases	0
Cash paid for financing cash flows from capital leases	$ 4
Weighted-average remaining lease term of operating leases (in years)	2 years 8 months 12 days
Weighted-average remaining lease term of capital leases (in years)	1 year
Weighted-average discount rate for operating leases	5.60%
Weighted-average discount rate for capital leases	11.00%