Significant Accounting Policies (Policies)	3 Months Ended
Mar. 31, 2021
Accounting Policies [Abstract]
Basis of Accounting, Policy [Policy Text Block]	Basis of Presentation The unaudited condensed consolidated financial statements include the accounts of the Company and its wholly owned and majority owned subsidiaries. All significant intercompany transactions and accounts have been eliminated. The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with U.S. generally accepted accounting principles (“GAAP”) for interim financial information and with Article 10 of Regulation S-X promulgated under the Securities Act of 1933, as amended. The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates, and such differences could be material. In the opinion of management, the accompanying financial statements include all adjustments that are necessary for a fair statement of the results of the interim periods presented, such adjustments being of a normal recurring nature. Certain information and footnote disclosures have been condensed or omitted pursuant to such rules and regulations. The December 31, 2020 balance sheet was derived from our audited balance sheet as of that date. The Company’s operating results are subject to seasonal trends when measured on a quarterly basis; therefore operating results for the three months ended March 31, 2021 are not necessarily indicative of the results that may be expected for the year ending December 31, 2021. These unaudited condensed consolidated financial statements and notes thereto should be read in conjunction with the consolidated financial statements and notes thereto for the year ended December 31, 2020.
Reclassifications	Reclassifications Certain reclassifications have been made to the prior year financial statements to conform to the current presentation. The reclassification consisted primarily of $5.9 million of largely driver expenses reclassified from General and other expenses to Operating expenses and supplies for the quarter ended March 31, 2020. These reclassifications had no effect on previously issued Total operating expenses, Operating loss, or Net total and comprehensive loss.
Recently Issued and Recently Adopted Accounting Standards	Recently Adopted Accounting Standards In December 2019, the FASB issued ASU 2019-12, which modifies Accounting Standards Codification (“ASC”) 740 to simplify the accounting for income taxes. We adopted ASU 2019-12 effective January 1, 2021 and the application of this guidance did not have a material impact on our financial statements.

Significant Accounting Policies (Policies)

3 Months Ended

Mar. 31, 2021

Basis of Accounting, Policy [Policy Text Block]

Basis of Presentation

The unaudited condensed consolidated financial statements include the accounts of the Company and its wholly owned and majority owned subsidiaries. All significant intercompany transactions and accounts have been eliminated.

The accompanying unaudited condensed consolidated financial statements have been prepared in accordance with U.S. generally accepted accounting principles (“GAAP”) for interim financial information and with Article 10 of Regulation S-X promulgated under the Securities Act of 1933, as amended. The preparation of financial statements in conformity with GAAP requires management to make estimates and assumptions that affect the reported amounts of assets and liabilities and disclosure of contingent assets and liabilities at the date of the financial statements and the reported amounts of revenues and expenses during the reporting period. Actual results could differ from those estimates, and such differences could be material. In the opinion of management, the accompanying financial statements include all adjustments that are necessary for a fair statement of the results of the interim periods presented, such adjustments being of a normal recurring nature.

Certain information and footnote disclosures have been condensed or omitted pursuant to such rules and regulations. The December 31, 2020 balance sheet was derived from our audited balance sheet as of that date. The Company’s operating results are subject to seasonal trends when measured on a quarterly basis; therefore operating results for the three months ended March 31, 2021 are not necessarily indicative of the results that may be expected for the year ending December 31, 2021. These unaudited condensed consolidated financial statements and notes thereto should be read in conjunction with the consolidated financial statements and notes thereto for the year ended December 31, 2020.

Reclassifications

Certain reclassifications have been made to the prior year financial statements to conform to the current presentation. The reclassification consisted primarily of $5.9 million of largely driver expenses reclassified from General and other expenses to Operating expenses and supplies for the quarter ended March 31, 2020. These reclassifications had no effect on previously issued Total operating expenses, Operating loss, or Net total and comprehensive loss.

Recently Issued and Recently Adopted Accounting Standards

Recently Adopted Accounting Standards

In December 2019, the FASB issued ASU 2019-12, which modifies Accounting Standards Codification (“ASC”) 740 to simplify the accounting for income taxes. We adopted ASU 2019-12 effective January 1, 2021 and the application of this guidance did not have a material impact on our financial statements.