Business Combinations (Tables)

12 Months Ended

Dec. 31, 2019

Business Acquisition [Line Items]

Schedule of Business Acquisitions, by Acquisition

The aggregate total consideration for the 2018 acquisitions and the final amounts allocated to the assets acquired and liabilities assumed were as follows:

	December 31, 2018		Measurement Period Adjustments			December 31, 2019
	(In thousands)
Assets
Current assets:
Receivables, net	$	18,984	$	—		$	18,984
Inventories	10,329		(228		)	10,101
Other current assets	515		(14		)	501
Total current assets	29,828		(242		)	29,586
Property, plant and equipment	131,766		6,669			138,435
Deferred charges and other assets:
Goodwill	33,131		(6,669		)	26,462
Other intangible assets, net	8,227		—			8,227
Other	927		—			927
Total deferred charges and other assets	42,285		(6,669		)	35,616
Total assets acquired	$	203,879	$	(242	)	$	203,637
Liabilities
Current liabilities	$	11,122	$	(242	)	$	10,880
Deferred credits and other liabilities:
Asset retirement obligation	914		—			914
Deferred income taxes	5,565		—			5,565
Total deferred credits and other liabilities	6,479		—			6,479
Total liabilities assumed	$	17,601	$	(242	)	$	17,359
Total consideration (fair value)	$	186,278	$	—		$	186,278