Acquisitions and Divestiture - Additional Information (Details) - USD ($)														12 Months Ended
	Apr. 07, 2020	Jan. 13, 2020	Nov. 18, 2019	Sep. 16, 2019	Aug. 30, 2019	Jul. 19, 2019	Apr. 01, 2019	Feb. 01, 2019	Jan. 04, 2019	Jan. 02, 2019	Dec. 26, 2018	Nov. 18, 2018	Jun. 01, 2018	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018	Jun. 30, 2019	May 31, 2019
Business Combination (Textual)
Common stock, par value															$ 0.0001	$ 0.0001
Goodwill															$ 23,837,000	$ 2,887,000
Payment of cash															$ 19,482,000	186,000
Payment of principal amount to Peck																$ 46,000
W.E. Graham [Member]
Business Combination (Textual)
Percentage of outstanding common stock												100.00%
Acquisition of cash payment												$ 200,000
Purchase of notes payable												$ 300,000
Thunder Ridge
Business Combination (Textual)
Business combination, common stock issued													500,000
Principal amount													$ 40,000,000
Debt instrument maturity, description															(a) the date the Company raises $40 million in public or private offerings of debt or equity; (b) December 31, 2018, or (c) termination of Billy (Trey) Peck’s (“Peck”) employment with the Company by the Company without cause or by Peck for good reason.
Business combination total consideration													$ 2,900,000
Interest rate													6.00%
Default interest rate													9.00%
Payment of principal amount to Peck					$ 150,000
Debt instrument, extended maturity date											Aug. 31, 2019
Fair value of the warrants													$ 150,000
Warrants exercisable period													5 years
Promissory Note [Member] | Thunder Ridge
Business Combination (Textual)
Principal amount													$ 2,500,000
Note Payable to Related Parties [Member] | Thunder Ridge
Business Combination (Textual)
Debt instrument, extended maturity period					2022-11
Payment of increased monthly principal amount to Peck					$ 20,000
JB Lease [Member]
Business Combination (Textual)
Payment of cash								$ 2,500,000
Business acquisition debt assumed								11,200,000
JB Lease [Member] | Promissory Note [Member]
Business Combination (Textual)
Principal amount								6,400,000
Debt instrument maturity, description															maturity date of August 2020.
Debt instrument description															The JB Lease Note was interest-free until June 1, 2019, and is secured by 100% of the equity in Ursa and JB Lease. Beginning June 1, 2019, the JB Lease Note provides for monthly principal and interest payments of $50,000 and bears interest at a rate of 9% per annum, which interest is payable monthly in advance beginning June 1, 2019.
Interest payments								$ 50,000
Interest rate								9.00%
Promissory Note [Member] | Intercompany Agreement [Member] | Sheehy Enterprises, Inc. [Member]
Business Combination (Textual)
Outstanding balance			$ 400,000
Accrued interest - related party			40,000
Issuance of common stock for exchange of bridge notes and interest			$ 48,000
Subsequent Event [Member] | Truckserv Maintenance Operations [Member]
Business Combination (Textual)
Purchase price payable		$ 450,000
Subsequent Event [Member] | JB Lease Note [Member] | Truckserv Maintenance Operations [Member]
Business Combination (Textual)
Debt instrument, monthly receivable of principle and interest		$ 10,000
Purchase price receivable period		15 months
Partial payment of outstanding principal balance		$ 300,000
Common Stock
Business Combination (Textual)
Debt repayment in the form shares															0
Common Stock | Thunder Ridge
Business Combination (Textual)
Business combination, common stock issued													500,000
Common stock, par value													$ 0.0001
Common stock unissued																		$ 400,000
Description of warrants															warrants for employment to be issued upon the first anniversary: (i) a warrant to purchase 333,333 shares of common stock at an exercise price of $3.00 per share (the “$3.00 Warrant”), (ii) on the second anniversary a warrant to purchase 333,333 shares of common stock at an exercise price of $5.00 per share (the “$5.00 Warrant”), and (iii) on the third anniversary a warrant to purchase 333,333 shares of common stock at an exercise price of $7.00 per share (the “$7.00 Warrant,” and together with the $3.00 Warrant and $5.00 Warrant, the (“Warrants”). The Company estimates the fair value of the warrants to be approximately $0.15 million. The Warrants are exercisable five years from the issuance date.
Common Stock | Thunder Ridge | 3.00 Warrant [Member]
Business Combination (Textual)
Warrants, exercise price													$ 3.00
Warrants issued													333,333
Common Stock | Thunder Ridge | 5.00 Warrant [Member]
Business Combination (Textual)
Warrants, exercise price													$ 5.00
Warrants issued													333,333
Common Stock | Thunder Ridge | 7.00 Warrant [Member]
Business Combination (Textual)
Warrants, exercise price													$ 7.00
Warrants issued													333,333
Common Stock | URSA [Member]
Business Combination (Textual)
Business combination, common stock issued								800,000
Common Stock | Intercompany Agreement [Member] | Sheehy Enterprises, Inc. [Member]
Business Combination (Textual)
Debt repayment in the form shares			35,156
Common Stock | Subsequent Event [Member]
Business Combination (Textual)
Debt repayment in the form shares														8,664
Sheehy [Member]
Business Combination (Textual)
Business combination, common stock issued									2,240,000
Description of acquisition agreement															Under the Sheehy acquisition agreement, at any time from April 1, 2020, until October 31, 2020, the Sheehy stockholders may request the Company to net settle in cash any number of the 2,240,000 common shares from the acquisition with a fair market value of up to $1.2 million as of the date of the redemption request
Goodwill							$ 4,051,000		$ 4,100,000
Business acquisition debt assumed							2,639,000
Business combination total consideration							2,285,000
Sheehy [Member] | Sheehy Enterprises, Inc. [Member]
Business Combination (Textual)
Lease agreement monthly payment										$ 92,000
Lease agreement payment period										44 months
Debt instrument maturity, description															maturity date of March 3, 2019.
Increased principal amount if not repaid on maturity date										$ 450,000							$ 450,000
Common stock, par value										$ 2.50
Sheehy [Member] | Promissory Note [Member] | Sheehy Enterprises, Inc. [Member]
Business Combination (Textual)
Principal amount										$ 400,000							$ 400,000
Sheehy [Member] | Subsequent Event [Member]
Business Combination (Textual)
Shares issued upon conversion	$ 1,200,000
Sheehy [Member] | Put Option [Member] | Maximum [Member]
Business Combination (Textual)
Exchange of common stock fair value							$ 1,200,000		$ 1,200,000
Sheehy [Member] | Common Stock
Business Combination (Textual)
Business combination, common stock issued							2,240,000		2,240,000
Ursa and JB Lease [Member]
Business Combination (Textual)
Business combination, common stock issued								800,000
Goodwill								$ 6,881,000
Business acquisition debt assumed								11,199,000
Business combination, cash paid at closing								2,500,000
Business combination total consideration								$ 9,746,000
Finkle and Courtlandt [Member]
Business Combination (Textual)
Business combination, common stock issued						1,250,000
Goodwill						$ 2,384,000
Business acquisition debt assumed						$ 5,049,000
Business acquisition, effective date						Jul. 15, 2019
Business combination, cash paid at closing						$ 1,250,000
Business combination, estimated contingent liability related to earnout						0									$ 0
Business combination total consideration						$ 3,237,000
Finkle and Courtlandt [Member] | Common Stock
Business Combination (Textual)
Business combination, common stock issued						1,250,000
Finkle and Courtlandt [Member] | Maximum [Member] | Common Stock
Business Combination (Textual)
Business combination, earnout of additional common shares issued						1,000,000
Ritter Companies [Member]
Business Combination (Textual)
Business combination, common stock issued				2,440,982
Goodwill				$ 8,704,000
Business acquisition debt assumed				$ 499,000
Business acquisition, effective date				Sep. 16, 2019
Business combination, cash paid at closing				$ 20,611,000
Business combination total consideration				$ 24,077,000
Ritter Companies [Member] | Common Stock
Business Combination (Textual)
Business combination, common stock issued				2,440,982
Thunder Ridge
Business Combination (Textual)
Goodwill													$ 2,887,000
Business acquisition debt assumed													187,000
Business combination total consideration													$ 2,915,000