Related Party Transactions	6 Months Ended
Jun. 30, 2021
Related Party Transactions [Abstract]
Related Party Transactions	Note 4 - Related Party Transactions Accounts Payable – Related Party On February 15, 2019, the Company entered into an agreement to lease software technology for operations from a company owned by one of the Company’s officers. Under the agreement, the Company pays a monthly fee for this technology based on the number of devices installed across the Company’s fleet. During the three and six months ended June 30, 2021, the Company recognized expense of approximately $0.2 million and $0.4 million, respectively, related to this software technology, and there were no amounts owed as of June 30, 2021 and December 31, 2020. During the three and six months ended June 30, 2020, the Company recognized expense of approximately $0.3 million and $0.6 million related to this software technology, respectively. Accrued Interest - Related Party The Company’s accrued interest - related party consists of the accrued interest payments on stockholders’ and related party debt. Accrued interest - related party was $2.5 million and $2.2 million as of June 30, 2021, and December 31, 2020, respectively. Off Balance Sheet Arrangements - Collateral Security Pledge Agreement On January 2, 2019 the Company acquired all of the outstanding equity interests in Sheehy Mail Contractors, Inc. ("Sheehy"). Sheehy is engaged in the business of fulfilling government contracts for freight trucking services, as well as providing freight trucking services to non-government entities. On January 31, 2019, the Company entered into a letter agreement with SEI to satisfy the Sheehy captive insurance security deposit requirement for 2019 (see Note 11, Commitments and Contingencies – Off Balance Sheet Arrangements – Captive Insurance). The letter agreement references a Collateral Security Pledge Agreement among SEI, Sheehy and the insurance captive (“CSPA”). Under the CSPA, SEI has pledged a total of $0.9 million in cash and investments held in the SEI captive insurance member account. The pledged collateral remains the exclusive property of SEI and any interest earned on the pledged collateral during the term of the agreement will accrue exclusively to the benefit of SEI. The Company has no claim to the pledged collateral or any accrued interest. The letter agreement expired on March 1, 2020, however, the CPSA requires the consent of the Company in order for it to be terminated and the Company has not to date granted its consent. Purchase of Fixed Assets On October 15, 2019, the Company entered into an agreement with an existing stockholder to purchase used CNG tractors in exchange for 1,174,800 shares of the Company’s common stock and a warrant to purchase 1,174,800 shares of the Company’s common stock at an exercise price of $2.50 per share. Although the Company has taken possession of the tractors, the issuance of the common stock and the warrant has not yet occurred. Accordingly, the Company has recorded $3.5 million related to the tractors within property and equipment, net on its consolidated balance sheets, with an associated $3.5 million related to the Company’s obligation to issue the common stock and the warrant to purchase common stock within common stock issuable. For information regarding additional related-party transactions, see Note 6, Debt, Note 7, Stockholders’ Deficit and Warrants, and Note 13, Subsequent Events.

Related Party Transactions

6 Months Ended

Jun. 30, 2021

Note 4 - Related Party Transactions

Accounts Payable – Related Party

On February 15, 2019, the Company entered into an agreement to lease software technology for operations from a company owned by one of the Company’s officers. Under the agreement, the Company pays a monthly fee for this technology based on the number of devices installed across the Company’s fleet. During the three and six months ended June 30, 2021, the Company recognized expense of approximately $0.2 million and $0.4 million, respectively, related to this software technology, and there were no amounts owed as of June 30, 2021 and December 31, 2020. During the three and six months ended June 30, 2020, the Company recognized expense of approximately $0.3 million and $0.6 million related to this software technology, respectively.

Accrued Interest - Related Party

The Company’s accrued interest - related party consists of the accrued interest payments on stockholders’ and related party debt. Accrued interest - related party was $2.5 million and $2.2 million as of June 30, 2021, and December 31, 2020, respectively.

Off Balance Sheet Arrangements - Collateral Security Pledge Agreement

On January 2, 2019 the Company acquired all of the outstanding equity interests in Sheehy Mail Contractors, Inc. ("Sheehy"). Sheehy is engaged in the business of fulfilling government contracts for freight trucking services, as well as providing freight trucking services to non-government entities. On January 31, 2019, the Company entered into a letter agreement with SEI to satisfy the Sheehy captive insurance security deposit requirement for 2019 (see Note 11, Commitments and Contingencies – Off Balance Sheet Arrangements – Captive Insurance). The letter agreement references a Collateral Security Pledge Agreement among SEI, Sheehy and the insurance captive (“CSPA”). Under the CSPA, SEI has pledged a total of $0.9 million in cash and investments held in the SEI captive insurance member account. The pledged collateral remains the exclusive property of SEI and any interest earned on the pledged collateral during the term of the agreement will accrue exclusively to the benefit of SEI. The Company has no claim to the pledged collateral or any accrued interest. The letter agreement expired on March 1, 2020, however, the CPSA requires the consent of the Company in order for it to be terminated and the Company has not to date granted its consent.

Purchase of Fixed Assets

On October 15, 2019, the Company entered into an agreement with an existing stockholder to purchase used CNG tractors in exchange for 1,174,800 shares of the Company’s common stock and a warrant to purchase 1,174,800 shares of the Company’s common stock at an exercise price of $2.50 per share. Although the Company has taken possession of the tractors, the issuance of the common stock and the warrant has not yet occurred. Accordingly, the Company has recorded $3.5 million related to the tractors within property and equipment, net on its consolidated balance sheets, with an associated $3.5 million related to the Company’s obligation to issue the common stock and the warrant to purchase common stock within common stock issuable.

For information regarding additional related-party transactions, see Note 6, Debt, Note 7, Stockholders’ Deficit and Warrants, and Note 13, Subsequent Events.