Revenues

9 Months Ended

Sep. 30, 2022

Revenue from Contract with Customer [Abstract]

Revenues

(3) Revenues

The following table sets forth the Company’s revenues by major source (in thousands):

	Three Months Ended September 30,				Nine Months Ended September 30,
	2022		2021		2022		2021
Marine transportation segment:
Inland transportation	$	345,052	$	255,791	$	939,910	$	733,830
Coastal transportation		87,988		82,723		254,321		238,522
	$	433,040	$	338,514	$	1,194,231	$	972,352
Distribution and services segment:
Commercial and industrial	$	165,361	$	153,056	$	474,515	$	426,930
Oil and gas		147,442		107,350		385,843		256,112
	$	312,803	$	260,406	$	860,358	$	683,042

Contract liabilities represent advance consideration received from customers, and are recognized as revenue over time as the related performance obligation is satisfied. Revenues recognized during the nine months ended September 30, 2022 and 2021 that were included in the opening contract liability balances were $54.6 million and $40.3 million, respectively. The Company presents all contract liabilities within the deferred revenues financial statement caption on the balance sheets. The Company did not have any contract assets at September 30, 2022 or December 31, 2021. The Company applies the practical expedient that allows non-disclosure of information about remaining performance obligations that have original expected durations of one year or less.