Nature of the Business (Details)	9 Months Ended
Sep. 30, 2025 campus state
RU Segment
Segment Reporting Information [Line Items]
Number of campuses \| campus	20
Number of states \| state	6
HCN
Segment Reporting Information [Line Items]
Number of campuses \| campus	8
Number of states \| state	3

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

Name:	us-gaap_SegmentReportingInformationLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration