Acquisition - Additional Information (Details) $ in Thousands			3 Months Ended
	Jun. 26, 2020 USD ($) trailer marker_area truck	May 17, 2020 trailer location	Sep. 30, 2020 USD ($)
Schedule of Asset Acquisition [Line Items]
Amortization of intangible assets			$ 100
Comcar
Schedule of Asset Acquisition [Line Items]
Number of operating locations | location		9
Payments for asset acquisitions	$ 9,000
Number of tractors | truck	163
Number of trailers | trailer	328
New market areas | marker_area	6
Transaction costs	$ 100
Total purchase price	$ 9,163
Finance leased arrangements, number of trailers | trailer		40
Comcar | Customer Relationships
Schedule of Asset Acquisition [Line Items]
Useful life		7 years
Comcar | Trailers
Schedule of Asset Acquisition [Line Items]
Useful life		6 years