Note 4 - Commitments and Contingencies

Rental Payments under Non-cancellable Operating Leases

As of March 31, 2019, the remaining minimum lease and estimated adjusted common area maintenance (CAM) payments under the non-cancelable office and facility space leases are as follows:

Non-cancellable Operating Leases Minimum Payments

Total facilities rental and CAM expense for both facility lease agreements as of the three and six months ended March 31, 2019 was $175 and $347 thousand, respectively. Total expense under facility lease agreements as of the three and six months ended April 1, 2018 was $174 and $341 thousand, respectively.

As of March 31, 2019, the unamortized deferred rent was $100 thousand as compared to $111 thousand as of September 30, 2018. Deferred rent expense is amortized monthly over the life of the lease.