Subsequent Events	3 Months Ended
Dec. 31, 2019
Subsequent Events [Abstract]
Subsequent Events	NOTE 16.Subsequent Events SDI entered into a Standard Offer, Agreement and Escrow Instructions for Purchase of Real Estate (Non-Residential) (the “Purchase Agreement”) dated as of December 31, 2019 with Parkview Management Group, Inc. (“Buyer”), pursuant to which the parties agreed to consummate a sale and leaseback transaction (the “Sale and Leaseback Transaction”). Under the terms of the Purchase Agreement, SDI agreed to sell its property located in Concord, California (the “Real Property”) to Buyer, for a total purchase price of $13.4 million. On January 13, 2020, SDI and Buyer entered into First Amendment to Standard Offer, Agreement and Escrow Instructions for Purchase of Real Estate (Non-Residential) which provided for various amendments to the Purchase Agreement, including a reduction of the total purchase price to $13.2 million. The net proceeds to be received by SDI will be reduced by transaction commissions and expenses incurred in connection with the sale. At the consummation of the Sale and Leaseback Transaction, SDI will enter into a Single-Tenant Triple Net Lease (the “Lease Agreement”) with Buyer pursuant to which SDI will lease back from Buyer the Real Property for a term commencing on the consummation of the Sale and Leaseback Transaction and ending fifteen (15) years after the consummation of the Sale and Leaseback Transaction, unless earlier terminated or extended in accordance with the terms of the Lease Agreement. Under the Lease Agreement, SDI’s financial obligations will include base monthly rent of $0.75 per square feet, or approximately $77,500 per month, which rent will increase on an annual basis at three percent (3%) over the life of the lease. SDI will also be responsible for all monthly expenses related to the leased facilities, including insurance premiums, taxes and other expenses, such as utilities. In connection with the execution of the Lease Agreement, EMCORE will execute a Lease Guaranty (the “Guaranty”) with Buyer under which EMCORE will guarantee the payment when due of the monthly rent, and all other additional rent, interest and charges to be paid by SDI under the Lease Agreement, and the performance by SDI of all of the material terms, conditions, covenants and agreements of the Lease Agreement. EMCORE anticipates that the close of the Sale and Leaseback Transaction will occur in the second fiscal quarter of 2020, subject to satisfaction of certain customary closing conditions for transactions of this type.

NOTE 16.Subsequent Events

SDI entered into a Standard Offer, Agreement and Escrow Instructions for Purchase of Real Estate (Non-Residential) (the “Purchase Agreement”) dated as of December 31, 2019 with Parkview Management Group, Inc. (“Buyer”), pursuant to which the parties agreed to consummate a sale and leaseback transaction (the “Sale and Leaseback Transaction”). Under the terms of the Purchase Agreement, SDI agreed to sell its property located in Concord, California (the “Real Property”) to Buyer, for a total purchase price of $13.4 million. On January 13, 2020, SDI and Buyer entered into First Amendment to Standard Offer, Agreement and Escrow Instructions for Purchase of Real Estate (Non-Residential) which provided for various amendments to the Purchase Agreement, including a reduction of the total purchase price to $13.2 million. The net proceeds to be received by SDI will be reduced by transaction commissions and expenses incurred in connection with the sale.

At the consummation of the Sale and Leaseback Transaction, SDI will enter into a Single-Tenant Triple Net Lease (the “Lease Agreement”) with Buyer pursuant to which SDI will lease back from Buyer the Real Property for a term commencing on the consummation of the Sale and Leaseback Transaction and ending fifteen (15) years after the consummation of the Sale and Leaseback Transaction, unless earlier terminated or extended in accordance with the terms of the Lease Agreement. Under the Lease Agreement, SDI’s financial obligations will include base monthly rent of $0.75 per square feet, or approximately $77,500 per month, which rent will increase on an annual basis at three percent (3%) over the life of the lease. SDI will also be responsible for all monthly expenses related to the leased facilities, including insurance premiums, taxes and other expenses, such as utilities. In connection with the execution of the Lease Agreement, EMCORE will execute a Lease Guaranty (the “Guaranty”) with Buyer under which EMCORE will guarantee the payment when due of the monthly rent, and all other additional rent, interest and charges to be paid by SDI under the Lease Agreement, and the performance by SDI of all of the material terms, conditions, covenants and agreements of the Lease Agreement.

EMCORE anticipates that the close of the Sale and Leaseback Transaction will occur in the second fiscal quarter of 2020, subject to satisfaction of certain customary closing conditions for transactions of this type.