Other Long-Term Obligations and Commitments - Summary of Future Minimum Lease Payments for Non-Cancelable Operating Leases (Detail) $ in Thousands	Jun. 30, 2020 USD ($)
Commitments and Contingencies Disclosure [Abstract]
2021	$ 106
2020	309
Total undiscounted lease payments	415
Less: Amount associated with discounting	(35)
Net operating lease liabilities	380
2021	2
2020	4
Total undiscounted lease payments	6
Less: Amount associated with discounting	(1)
Net operating lease liabilities	$ 5

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Present value of lessee's discounted obligation for lease payments from finance lease.

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

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Amount of lessee's undiscounted obligation for lease payment for finance lease to be paid in remainder of current fiscal year.

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

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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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