Segment Reporting - Financial Information by Reportable Segment (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenues
Revenues	$ 241,747	$ 160,945	$ 733,365	$ 392,082
Income (loss) from operations
Income (loss) from operations	20,000	(57,127)	73,319	(41,615)
Amortization of intangible assets	(15,417)	(10,278)	(46,251)	(10,278)
Merger and integration costs	(1,500)	(29,620)	(11,698)	(37,791)
Impairment of intangible assets	0	(13,119)	0	(19,304)
Strayer University
Revenues
Revenues	127,837	114,471	384,806	343,644
Income (loss) from operations
Income (loss) from operations	18,689	11,904	68,268	44,215
Capella University
Revenues
Revenues	110,549	43,792	337,418	43,792
Income (loss) from operations
Income (loss) from operations	18,643	(14,326)	63,918	(14,326)
Non-Degree Programs
Revenues
Revenues	3,361	2,682	11,141	4,646
Income (loss) from operations
Income (loss) from operations	$ (415)	$ (1,688)	$ (918)	$ (4,131)

The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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