Commitments and Contingencies - Narrative (Details) $ in Thousands				12 Months Ended		24 Months Ended
	May 31, 2022 USD ($) item	Apr. 01, 2021 USD ($)	Feb. 11, 2019 USD ($)	Dec. 31, 2023 USD ($) ft²	Dec. 31, 2022 USD ($)	Dec. 31, 2023 USD ($) ft²
Commitments and Contingencies
Operating lease expense						$ 1,600
Weighted average remaining lease term for operating leases				3 years 9 months 29 days		3 years 9 months 29 days
Weighted average discount rate				6.25%		6.25%
Cash payments for operating lease expense				$ 1,600	$ 1,700
Cash received from subleasing					100
Leased office space | ft²				1,300		1,300
Gain on settlement of lease liability				$ 445
Contingent obligation				5,432	6,396	$ 5,432
Gain on reduction of contingent obligation					900
Contingent obligation				17,729		$ 17,729
Gain on reduction of contingent obligation					900
Plan
Commitments and Contingencies
Aggregate potential severance costs				$ 2,900
Minimum
Commitments and Contingencies
Remaining lease term				5 years		5 years
Maximum
Commitments and Contingencies
Remaining lease term				7 years		7 years
Main Headquarters Lease
Commitments and Contingencies
Lease expiration date				Oct. 30, 2027
Office Space Lease
Commitments and Contingencies
Term of operating leases sublease				Feb. 28, 2022
Leased office space | ft²				29,600		29,600
Office Space Lease | Minimum
Commitments and Contingencies
Lease expiration date				Feb. 27, 2022
Office Space Lease | Maximum
Commitments and Contingencies
Lease expiration date				Feb. 28, 2022
Retail Site
Commitments and Contingencies
Impairment charge					700
Gain on settlement of lease liability				$ 400
Isaac Mizrahi sale transaction with IM Topco | Disposed of by Sale
Commitments and Contingencies
Number of consecutive quarters for royalty payable term | item	4
Royalty payable term	3 years
Contingent obligation	$ 0
Isaac Mizrahi sale transaction with IM Topco | Disposed of by Sale | Maximum
Commitments and Contingencies
Royalty guarantees	13,300
Adjustments to purchase price payable	$ 16,000
Halston Heritage
Commitments and Contingencies
Contingent consideration			$ 6,000
Gain on reduction of contingent obligation					900
Lori Goldstein Brand
Commitments and Contingencies
Contingent consideration		$ 12,500
Contingent obligation				5,400	$ 6,400	$ 5,400
Royalties earned					6 years
Contingent obligation (Lori Goldstein Earn-Out)		$ 6,600		200
Additional consideration is payable to the seller				$ 1,000	$ 200