Revenue Recognition (Tables)

12 Months Ended

Dec. 31, 2022

Revenue from Contract with Customer [Abstract]

Summary of Disaggregation of Revenue by Major Source

The following tables disaggregate our revenue by major source for the years ended December 31, 2022, 2021 and 2020 (dollars in thousands):

	For the Year Ended December 31, 2022
	CTU (4)		AIUS (5)		Corporate and Other (6)		Total
Tuition, net (1)	$	396,093	$	258,667	$	-	$	654,760
Technology fees		19,454		11,619		-		31,073
Other miscellaneous fees(2)		816		1,023		-		1,839
Total tuition and fees, net		416,363		271,309		-		687,672
Other revenue(3)		3,254		3,170		1,112		7,536
Total revenue	$	419,617	$	274,479	$	1,112	$	695,208
	For the Year Ended December 31, 2021
	CTU (4)		AIUS (5)		Corporate and Other (6)		Total
Tuition, net (1)	$	384,307	$	269,645	$	-	$	653,952
Technology fees		21,249		11,322		-		32,571
Other miscellaneous fees(2)		1,227		665		-		1,892
Total tuition and fees, net		406,783		281,632		-		688,415
Other revenue(3)		1,766		1,728		1,125		4,619
Total revenue	$	408,549	$	283,360	$	1,125	$	693,034
	For the Year Ended December 31, 2020
	CTU		AIUS (5)		Corporate and Other (6)		Total
Tuition, net	$	381,371	$	270,430	$	-	$	651,801
Technology fees		20,687		10,122		-		30,809
Other miscellaneous fees(2)		1,283		686		-		1,969
Total tuition and fees, net		403,341		281,238		-		684,579
Other revenue(3)		2,166		123		446		2,735
Total revenue	$	405,507	$	281,361	$	446	$	687,314

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(1)Tuition includes revenue earned for all degree-granting programs as well as revenue earned for non-degree and professional development programs.

(2)Other miscellaneous fees primarily include graduation fees.

(3)Other revenue primarily includes contract training revenue and miscellaneous non-student related revenue.

(4)CTU includes revenue related to an acquisition completed on December 1, 2022 and an acquisition completed on September 10, 2021.

(5)AIUS includes revenue related to an acquisition completed on July 1, 2022, an acquisition completed on August 2, 2021 and an acquisition completed on March 2, 2020.

(6)Revenue recorded within Corporate and Other relates to miscellaneous non-student related revenue.

Summary of Deferred Revenue Balances Offset with Contract Assets

The amount of deferred revenue balances which are being offset with contract assets balances as of December 31, 2022 and 2021 were as follows (dollars in thousands):

	As of December 31,
	2022			2021
Gross deferred revenue	$	107,200		$	113,719
Gross contract assets	$	(35,610	)		(43,106	)
Deferred revenue, net	$	71,590		$	70,613

Changes in Deferred Revenue Balances

Changes in our deferred revenue balances for the years ended December 31, 2022 and 2021 were as follows (dollars in thousands):

	For the Year Ended December 31, 2022
	CTU			AIUS			Total
Gross deferred revenue, January 1, 2022	$	64,674		$	49,045		$	113,719
Business acquisitions, beginning balance		10,324			2,419			12,743
Revenue earned from prior balances		(59,520	)		(39,183	)		(98,703	)
Billings during period (1)		408,796			260,513			669,309
Revenue earned for new billings during the period		(356,843	)		(232,126	)		(588,969	)
Other adjustments		(186	)		(713	)		(899	)
Gross deferred revenue, December 31, 2022	$	67,245		$	39,955		$	107,200
	For the Year Ended December 31, 2021
	CTU			AIUS			Total
Gross deferred revenue, January 1, 2021	$	28,522		$	56,880		$	85,402
Business acquisitions, beginning balance		3,952			1,404			5,356
Revenue earned from prior balances		(27,857	)		(46,591	)		(74,448	)
Billings during period (1)		439,836			271,053			710,889
Revenue earned for new billings during the period		(378,926	)		(235,041	)		(613,967	)
Other adjustments		(853	)		1,340			487
Gross deferred revenue, December 31, 2021	$	64,674		$	49,045		$	113,719

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(1)Billings during period includes adjustments for prior billings.