Organization and Significant Accounting Policies - Anti-dilutive Securities (Q1) (Details) - shares shares in Thousands	3 Months Ended	12 Months Ended
Mar. 31, 2025	Mar. 31, 2024	Dec. 31, 2024	Dec. 31, 2023
Anti-dilutive securities outstanding that were excluded from the computation
Antidilutive securities	63	65	63	65
Employee Stock Option
Anti-dilutive securities outstanding that were excluded from the computation
Antidilutive securities	48	33	48	33
Warrants - employee
Anti-dilutive securities outstanding that were excluded from the computation
Antidilutive securities	15	32	15	32

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 260
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (c)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482662/260-10-50-1

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration