Related Party Transactions	9 Months Ended
Sep. 30, 2017
Related Party Transactions [Abstract]
Related Party Transactions	Note 3 - Related Party Transactions Due to Related Party The Company and other related entities have a commonality of ownership and/or management control, and as a result, the reported operating results and /or financial position of the Company could significantly differ from what would have been obtained if such entities were autonomous. The Company has a Master Services Agreement (“MSA”) with a related party that is partly-owned by the Company’s Executive Chairman, Autotelic Inc., effective November 15, 2016. Autotelic Inc. owns less than 10% of the Company. The MSA states that Autotelic Inc. will provide business functions and services to the Company and allows Autotelic Inc. to charge the Company for these expenses paid on its behalf. The MSA includes personnel costs allocated based on amount of time incurred and other services such as consultant fees, clinical studies, conferences and other operating expenses incurred on behalf of the Company. The MSA between Marina and Autotelic Inc. was effective on the reverse merger date of November 15, 2016. During the period commencing November 15, 2016 (the “Effective Date”) and ending on the date that the Company has completed an equity offering of either common or preferred stock in which the gross proceeds therefrom is no less than $10 million (the “Equity Financing Date”), the Company shall pay Autotelic the following compensation: cash in an amount equal to the actual labor cost (paid on a monthly basis), plus 100% markup in warrants for shares of the Company’s common stock with a strike price equal to the fair market value of the Company’s common stock at the time said warrants are issued. The Company shall also pay Autotelic for the services provided by third party contractors plus 20% mark up. The warrant price per share will be calculated based on the Black-Scholes model. After the Equity Financing Date, the Company shall pay Autotelic Inc. a cash amount equal to the actual labor cost plus 100% mark up of provided services and 20% mark up of provided services by third party contractors or material used in connection with the performance of the contracts, including but not limited to clinical trial, non-clinical trial, Contract Manufacturing Organizations (“CMO”), FDA regulatory process, Contract Research Organizations (“CRO”) and Chemistry and Manufacturing Controls (“CMC”). In accordance with the MSA, Autotelic Inc. billed the Company for personnel and service expenses Autotelic Inc. incurred on behalf of the Company. For the nine months ended September 30, 2017 and 2016, Autotelic Inc. billed a total of $492,406 and $238,673, including personnel costs of $386,954 and $99,425, respectively. An unpaid balance of $382,332 is recorded as due to related party in the accompanying balance sheet as of September 30, 2017. The Company agreed to issue warrants at a future date for the remaining balance due of $388,745, which is included in accrued expenses as of September 30, 2017. Convertible Notes Payable In July 2016, IThena issued convertible promissory notes with an aggregate principal balance of $50,000 to certain related-party investors. Borrowings under each of these convertible notes bore interest at 3% per annum and these notes mature on June 30, 2018. Upon the completion of certain funding events, IThena had the right to convert the outstanding principal amount of these notes into shares of the IThena’s common stock. The notes were assumed by Autotelic Inc. on November 15, 2016 as part of its acquisition of the technology asset (IT-101). Convertible Notes Payable, Dr. Trieu In connection with the Merger, Marina entered into a Line Letter dated November 15, 2016 with Dr. Trieu, our Executive Chairman, for an unsecured line of credit in an amount not to exceed $540,000, to be used for current operating expenses. Dr. Trieu has advanced the full $540,000 under the Line Letter as of September 30, 2017 ($250,000 as of December 31, 2016). Accrued interest on the Line Letter was $19,029 and $0 as of September 30, 2017 and December 31, 2016, respectively, and is included in convertible notes payable to related parties on the accompanying balance sheets. The line of credit is currently convertible at any time into shares of the Company’s common stock at a price of $2.80 per share. Line Letter with Autotelic Inc. On April 4, 2017, the Company entered into a Line Letter with Autotelic Inc for an unsecured line of credit in an amount not to exceed $500,000, to be used for current operating expenses. Autotelic Inc. is., a stockholder of IThenaPharma that became the holder of 525,535 shares of Marina common stock as a result of the Merger, and an entity of which Dr. Trieu serves as Chairman of the Board. Autotelic Inc. was to consider requests for advances under the Line Letter until September 1, 2017. The Company and Autotelic Inc. are in discussions to extend this line letter through December 31, 2017. Autotelic Inc. shall have the right at any time for any reason in its sole and absolute discretion to terminate the line of credit available under the Line Letter or to reduce the maximum amount available thereunder without notice. Advances made under the Line Letter bear interest at the rate of five percent (5%) per annum, are evidenced by the Demand Promissory Note issued to Autotelic Inc., and are due and payable upon demand by Autotelic, Inc. The balance under the line was $92,590 as of September 30, 2017 and is included in notes to related parties on the accompanying balance sheet. As such, we currently have approximately $407,000 of available funds under this line of credit.

Related Party Transactions

9 Months Ended

Sep. 30, 2017

Note 3 - Related Party Transactions

Due to Related Party

The Company and other related entities have a commonality of ownership and/or management control, and as a result, the reported operating results and /or financial position of the Company could significantly differ from what would have been obtained if such entities were autonomous.

The Company has a Master Services Agreement (“MSA”) with a related party that is partly-owned by the Company’s Executive Chairman, Autotelic Inc., effective November 15, 2016. Autotelic Inc. owns less than 10% of the Company. The MSA states that Autotelic Inc. will provide business functions and services to the Company and allows Autotelic Inc. to charge the Company for these expenses paid on its behalf. The MSA includes personnel costs allocated based on amount of time incurred and other services such as consultant fees, clinical studies, conferences and other operating expenses incurred on behalf of the Company. The MSA between Marina and Autotelic Inc. was effective on the reverse merger date of November 15, 2016.

During the period commencing November 15, 2016 (the “Effective Date”) and ending on the date that the Company has completed an equity offering of either common or preferred stock in which the gross proceeds therefrom is no less than $10 million (the “Equity Financing Date”), the Company shall pay Autotelic the following compensation: cash in an amount equal to the actual labor cost (paid on a monthly basis), plus 100% markup in warrants for shares of the Company’s common stock with a strike price equal to the fair market value of the Company’s common stock at the time said warrants are issued. The Company shall also pay Autotelic for the services provided by third party contractors plus 20% mark up. The warrant price per share will be calculated based on the Black-Scholes model.

After the Equity Financing Date, the Company shall pay Autotelic Inc. a cash amount equal to the actual labor cost plus 100% mark up of provided services and 20% mark up of provided services by third party contractors or material used in connection with the performance of the contracts, including but not limited to clinical trial, non-clinical trial, Contract Manufacturing Organizations (“CMO”), FDA regulatory process, Contract Research Organizations (“CRO”) and Chemistry and Manufacturing Controls (“CMC”).

In accordance with the MSA, Autotelic Inc. billed the Company for personnel and service expenses Autotelic Inc. incurred on behalf of the Company. For the nine months ended September 30, 2017 and 2016, Autotelic Inc. billed a total of $492,406 and $238,673, including personnel costs of $386,954 and $99,425, respectively. An unpaid balance of $382,332 is recorded as due to related party in the accompanying balance sheet as of September 30, 2017. The Company agreed to issue warrants at a future date for the remaining balance due of $388,745, which is included in accrued expenses as of September 30, 2017.

Convertible Notes Payable

In July 2016, IThena issued convertible promissory notes with an aggregate principal balance of $50,000 to certain related-party investors. Borrowings under each of these convertible notes bore interest at 3% per annum and these notes mature on June 30, 2018. Upon the completion of certain funding events, IThena had the right to convert the outstanding principal amount of these notes into shares of the IThena’s common stock. The notes were assumed by Autotelic Inc. on November 15, 2016 as part of its acquisition of the technology asset (IT-101).

Convertible Notes Payable, Dr. Trieu

In connection with the Merger, Marina entered into a Line Letter dated November 15, 2016 with Dr. Trieu, our Executive Chairman, for an unsecured line of credit in an amount not to exceed $540,000, to be used for current operating expenses. Dr. Trieu has advanced the full $540,000 under the Line Letter as of September 30, 2017 ($250,000 as of December 31, 2016). Accrued interest on the Line Letter was $19,029 and $0 as of September 30, 2017 and December 31, 2016, respectively, and is included in convertible notes payable to related parties on the accompanying balance sheets. The line of credit is currently convertible at any time into shares of the Company’s common stock at a price of $2.80 per share.

Line Letter with Autotelic Inc.

On April 4, 2017, the Company entered into a Line Letter with Autotelic Inc for an unsecured line of credit in an amount not to exceed $500,000, to be used for current operating expenses. Autotelic Inc. is., a stockholder of IThenaPharma that became the holder of 525,535 shares of Marina common stock as a result of the Merger, and an entity of which Dr. Trieu serves as Chairman of the Board. Autotelic Inc. was to consider requests for advances under the Line Letter until September 1, 2017. The Company and Autotelic Inc. are in discussions to extend this line letter through December 31, 2017. Autotelic Inc. shall have the right at any time for any reason in its sole and absolute discretion to terminate the line of credit available under the Line Letter or to reduce the maximum amount available thereunder without notice. Advances made under the Line Letter bear interest at the rate of five percent (5%) per annum, are evidenced by the Demand Promissory Note issued to Autotelic Inc., and are due and payable upon demand by Autotelic, Inc.

The balance under the line was $92,590 as of September 30, 2017 and is included in notes to related parties on the accompanying balance sheet. As such, we currently have approximately $407,000 of available funds under this line of credit.