Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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The amount of inventory recognized as of the acquisition date.

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The amount of property, plant, and equipment recognized as of the acquisition date.

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Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

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Acquisitions - Summary of Assets Acquired and Liabilities Assumed (Detail) - USD ($) $ in Thousands	Dec. 31, 2018	Mar. 23, 2018	Dec. 31, 2017	Dec. 31, 2016	Jul. 14, 2016
Goodwill	$ 153,397		$ 107,187	$ 105,732
Northwest Retail
Cash		$ 200
Inventories		4,138
Prepaid and other current assets		243
Property, plant and equipment		30,230
Goodwill		46,210
Accounts payable and other current liabilities		(759)
Wyoming Refining Senior Secured Debt		(5,244)
Other non-current liabilities		(487)
Total		$ 74,531
Wyoming Refining Company
Cash					$ 183
Accounts receivable					16,880
Inventories					28,402
Prepaid and other assets					1,304
Property, plant and equipment					254,367
Goodwill					66,449
Accounts payable and other current liabilities					(57,861)
Other non-current liabilities					(32,222)
Total					209,366
Wyoming Refining Company \| Secured Debt
Wyoming Refining Senior Secured Debt					(58,036)
Wyoming Refining Senior Secured Revolver \| Wyoming Refining Company \| Revolving Credit Facility
Wyoming Refining Senior Secured Debt					$ (10,100)