Significant Accounting Policies - Revenue Recognition (Narrative) (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Revenue recognized	$ 3.4	$ 4.1
Cash collections of purchases via digital channel not yet shipped	0.3	0.8
Gift card liabilities	3.6	$ 3.8
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]
Remaining performance obligation, amount	$ 3.9
Remaining performance obligation, expected timing of satisfaction, period	12 months