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Summary of Significant Accounting Policies (Narrative) (Details) |  | 12 Months Ended
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Dec. 03, 2025 USD ($) $ / shares shares | Dec. 31, 2025 USD ($) ft² segment store item state $ / shares | Dec. 31, 2024 USD ($) item $ / shares | Dec. 31, 2023 USD ($) item
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Number of products | item |  | 6,000 |  |
Number of stores | store |  | 140 |  |
Number of states in which entity operates | state |  | 31 |  |
Common stock, par value (per share) | $ / shares | $ 0.0001 | $ 0.0001 | $ 0.0001 |
Reverse stock split cash | $ / shares | $ 6.60 |  |  |
Cash and cash equivalents |  | $ 10,120,000 | $ 20,957,000 |
Due from banks |  | 1,800,000 | 1,900,000 |
Allowance for doubtful accounts |  | $ 400,000 | $ 300,000 |
Number of different suppliers | item |  | 200 |  |
Number of significant supplier | item |  | 1 | 1 | 2
Accounts payable balance due |  | $ 700,000 | $ 600,000 | $ 600,000
Inventory, provision for shrinkage and other |  | 700,000 | 1,200,000 |
Liability for uncertain tax positions |  | 0 | 0 |
Income tax interest and penalties related to uncertain tax positions |  | $ 0 | 0 |
Sales return period |  | 2 months |  |
Advertising costs |  | $ 8,700,000 | 8,300,000 | 9,100,000
Pre-opening costs |  | 0 | 0 | 100,000
Asset impairment charges |  | 290,000 | 949,000 | 1,027,000
Capitalized software |  | 1,200,000 | 1,300,000 |
Capitalized software, depreciation expense |  | 700,000 | 1,800,000 | $ 1,600,000
Purchase Obligation |  | 2,700,000 |  |
2026 |  | 1,200,000 |  |
2027 |  | 1,100,000 |  |
2028 |  | 400,000 |  |
Self-insurance liability, current |  | 600,000 | 1,100,000 |
Workers' compensation liability, current |  | $ 1,400,000 | 1,400,000 |
Number of reportable segment | segment |  | 1 |  |
Other Noncurrent Liabilities [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Asset retirement obligations |  | $ 4,600,000 | 3,500,000 |
Other Accrued Liabilities [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Asset retirement obligations |  | $ 100,000 | $ 100,000 |
Supplier Concentration Risk [Member] | Accounts Payable Benchmark [Member] | Two Suppliers [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  |  |  | 25.50%
Supplier Concentration Risk [Member] | Accounts Payable Benchmark [Member] | One Supplier [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Concentration risk percentage |  | 12.70% | 11.40% |
Average [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Area of stores | ft² |  | 20,000 |  |
Minimum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Capitalized software, estimated useful life |  | 3 years |  |
Maximum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Capitalized software, estimated useful life |  | 5 years |  |
Credit Agreement [Member] | Letter of Credit [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Credit facility, amount outstanding |  | $ 1,200,000 | $ 1,200,000 |
Common Stock [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Reverse stock split ratio | 0.3333 |  |  |
Forward stock split ratio | 3,000 |  |  |
Aggregate cost | $ 32,200,000 |  |  |
Common stock cashed out | shares | 3,000 |  |  |
Common Stock [Member] | Minimum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Reverse stock split ratio | 0.0005 |  |  |
Common Stock [Member] | Maximum [Member] |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |
Reverse stock split ratio | 0.00025 |  |  |

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