Acquisition of Davis Transfer Company - Schedule of Fair Value of Assets Acquired and Liabilities Assumed (Details) - Davis Transfer Company $ in Thousands	Oct. 18, 2018 USD ($)
Asset Acquisition, Assets Acquired and Liabilities Assumed [Abstract]
Cash	$ 810
Accounts receivable	4,582
Other current assets	1,036
Property and equipment	25,604
Intangible assets	18,040
Goodwill	4,926
Total assets	54,998
Accounts payable and accrued expenses	(1,581)
Insurance accruals	(417)
Total consideration transferred	53,000
Asset Acquisition, Consideration Transferred [Abstract]
Payments for asset acquisition	52,250
Equity interest issued and issuable	750
Consideration transferred	53,000
Net cash paid	$ 51,440