Summary of Significant Accounting Policies (Details) $ / shares in Units, ft² in Thousands	9 Months Ended	12 Months Ended
	Dec. 31, 2024 USD ($) $ / shares	Mar. 31, 2025 USD ($) ft² tenant reportingUnit $ / shares	Mar. 31, 2024 USD ($)	Mar. 31, 2023 USD ($)
Disaggregation of Revenue [Line Items]
Inventory reserve		$ 34,000	$ 72,000
Number of reporting units | reportingUnit		1
Goodwill impairment	$ 0
Share price (in dollars per share) | $ / shares	$ 4.82	$ 4.19
Impairment of indefinite lived intangible assets		$ 1,200,000
Lessor, operating lease, payment to be received, 2026		900,000
Lessor, operating lease, payment to be received, 2027		1,000,000.0
Lessor, operating lease, payment to be received, 2028		1,000,000.0
Lessor, operating lease, payment to be received, 2029		900,000
Lessor, operating lease, payment to be received, 2030		1,000,000.0
Lessor, operating lease, payment to be received, 2031		400,000
Liabilities for uncertain tax positions		$ 0	$ 0
Cost of Goods and Service Benchmark | Supplier Concentration Risk | Six Suppliers
Disaggregation of Revenue [Line Items]
Percentage of all products purchased		81.00%
Cost of Goods and Service Benchmark | Supplier Concentration Risk | Seven Suppliers
Disaggregation of Revenue [Line Items]
Percentage of all products purchased			78.00%
Delray Beach Property
Disaggregation of Revenue [Line Items]
Percentage of property leased to tenants		48.00%
Area of real estate property (in square feet) | ft²		88
Number of tenants | tenant		2
Weighted average remaining lease term		5 years 2 months 12 days
Rental revenue		$ 700,000	$ 1,200,000	$ 700,000
PetCareRx Lease
Disaggregation of Revenue [Line Items]
Rental revenue		42,000
Trade Names - PetCareRx
Disaggregation of Revenue [Line Items]
Impairment of indefinite lived intangible assets		$ 1,200,000
Impairment, Intangible Asset, Indefinite-Lived (Excluding Goodwill), Statement of Income or Comprehensive Income [Extensible Enumeration]		Impairment loss
Measurement Input, Royalty Rate | Trade Names - PetCareRx
Disaggregation of Revenue [Line Items]
Indefinite lived intangible assets measurement input		0.005
Measurement Input, Discount Rate | Trade Names - PetCareRx
Disaggregation of Revenue [Line Items]
Indefinite lived intangible assets measurement input		0.165
Measurement Input, Terminal Growth Rate | Trade Names - PetCareRx
Disaggregation of Revenue [Line Items]
Indefinite lived intangible assets measurement input		0.135
Building
Disaggregation of Revenue [Line Items]
Property, plant and equipment useful life		30 years
Minimum
Disaggregation of Revenue [Line Items]
Useful Life		3 years
Minimum | Furniture, Fixtures, Equipment and Computer Software
Disaggregation of Revenue [Line Items]
Property, plant and equipment useful life		3 years
Maximum
Disaggregation of Revenue [Line Items]
Useful Life		7 years
Maximum | Furniture, Fixtures, Equipment and Computer Software
Disaggregation of Revenue [Line Items]
Property, plant and equipment useful life		10 years