Revenue

6 Months Ended

Jun. 30, 2023

Revenue from Contract with Customer [Abstract]

Revenue

Revenue

Disaggregation of Revenues

Our revenues are derived from the delivery of products to our customers and from services performed for commercial and governmental customers.

A summary of revenues by customer for each of our operating segments for the three and six months ended June 30, 2023 and 2022 is as follows (in thousands):

	Three months ended June 30, 2023						Six months ended June 30, 2023
	Aviation		Fleet		Total		Aviation		Fleet		Total
Commercial	$	123,820	$	38,037	$	161,857	$	235,880	$	70,581	$	306,461
Other government	909		42,457		43,366		2,084		85,265		87,349
Total	$	124,729	$	80,494	$	205,223	$	237,964	$	155,846	$	393,810

	Three months ended June 30, 2022						Six months ended June 30, 2022
	Aviation		Fleet		Total		Aviation		Fleet		Total
Commercial	$	103,349	$	26,007	$	129,356	$	195,261	$	53,863	$	249,124
DoD	—		1,264		1,264		—		2,993		2,993
Other government	1,670		37,471		39,141		3,048		74,916		77,964
Total	$	105,019	$	64,742	$	169,761	$	198,309	$	131,772	$	330,081

A summary of revenues by type for each of our operating segments for the three and six months ended June 30, 2023 and 2022 is as follows (in thousands):

	Three months ended June 30, 2023						Six months ended June 30, 2023
	Aviation		Fleet		Total		Aviation		Fleet		Total
Repair	$	35,561	$	—	$	35,561	$	67,615	$	—	$	67,615
Distribution	89,168		80,494		169,662		170,349		155,846		326,195
Total	$	124,729	$	80,494	$	205,223	$	237,964	$	155,846	$	393,810

	Three months ended June 30, 2022						Six months ended June 30, 2022
	Aviation		Fleet		Total		Aviation		Fleet		Total
Repair	$	25,966	$	—	$	25,966	$	48,329	$	—	$	48,329
Distribution	79,053		64,742		143,795		149,980		131,772		281,752
Total	$	105,019	$	64,742	$	169,761	$	198,309	$	131,772	$	330,081

Contract Balances

Contract balances were as follows (in thousands):

		June 30,		December 31,
	Financial Statement Classification	2023		2022
Contract assets	Unbilled receivables	$	6,229	$	7,409
Contract liabilities	Accrued expenses and other current liabilities	$	2,561	$	963

For the six months ended June 30, 2023 and 2022, we recognized revenue that was previously included in the beginning balance of contract liabilities of $0.8 million and $0.5 million, respectively.