| In millions, except per share items | Jun-30-23 | Dec-31-22 | Sep-30-22 | Jun-30-22 | Mar-31-22 | Dec-31-21 | Sep-30-21 | Jun-30-21 |
| | 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q |
| CASH FLOWS FROM OPERATING ACTIVITIES: | | | | | | | | |
| Net (loss) income | | -4.5 | 4.6 | 6.3 | 7.8 | 9.8 | 7.3 | 5.9 |
| Adjustments to reconcile net (loss) income to net cash (used in) from operating activities: | | | | | | | | |
| Depreciation and amortization | | 1.6 | 1.7 | 1.4 | 1.5 | 1.7 | 1.4 | 1.4 |
| Operating Right Of Use Lease Liabilities Net | | 1.9 | 2.0 | 2.4 | 2.2 | 2.2 | 1.7 | 1.5 |
| Provision for inventory losses | | 0.5 | 1.2 | 0.5 | 0.6 | 0.6 | -0.1 | 0.5 |
| Provision for allowance for credit losses | | 0.0 | 0.0 | 0.0 | 0.2 | 0.2 | 0.1 | 0.4 |
| Gain (Loss) on Disposition of Assets | | | | | | | | |
| Charge related to stock-based compensation | | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.3 | 0.2 |
| Deferred income taxes | | 1.2 | -2.0 | -1.8 | -1.8 | -1.7 | 0.1 | 0.1 |
| Changes in operating assets and liabilities: | | | | | | | | |
| Accounts receivable | | -0.1 | -0.1 | 0.1 | 0.0 | -0.2 | -0.1 | -0.3 |
| Income tax receivable | | -0.1 | 0.0 | 0.0 | 0.2 | 0.7 | 0.7 | 1.1 |
| Inventories | | -3.2 | -2.6 | -0.9 | 0.4 | 0.2 | -0.9 | -1.4 |
| Prepaid expenses and other current assets | | 1.3 | 1.7 | 0.6 | -0.1 | 0.1 | 0.0 | 0.9 |
| Deferred commissions | | 0.8 | 0.2 | -0.4 | -0.4 | 0.5 | 0.0 | -0.1 |
| Deferred Freight | | -0.1 | -0.2 | 0.4 | 0.7 | 0.0 | -0.5 | -0.9 |
| Other assets | | 0.4 | -0.2 | 0.0 | 0.3 | -0.8 | -0.1 | -0.9 |
| Accounts payable | | -3.6 | -5.8 | -2.3 | -1.8 | -1.7 | 0.6 | -1.1 |
| Increase (Decrease) in Other Operating Liabilities | | | 1.7 | 1.4 | 1.0 | 0.0 | -1.7 | -1.2 |
| Taxes payable | | 1.1 | -0.3 | -0.5 | 0.5 | 0.8 | 0.8 | 0.1 |
| Commissions and incentives payable | | -0.4 | -2.4 | -2.6 | -2.2 | -1.4 | -0.2 | 0.5 |
| Deferred revenue | | 0.2 | 0.1 | -0.1 | 0.8 | -0.6 | 0.3 | 0.8 |
| Net cash (used in) provided by operating activities | | -2.6 | 0.4 | 3.9 | 8.7 | 10.8 | 10.8 | 9.1 |
| |
| CASH FLOWS FROM INVESTING ACTIVITIES: | | | | | | | | |
| Acquisition of property and equipment | | -1.1 | -1.0 | -0.9 | -0.7 | -0.7 | -0.5 | -0.5 |
| Proceeds from Sale of Productive Assets | | | | | | | | |
| Proceeds from sale of assets | | | | | | | | |
| Net cash used in investing activities | | | | | | | | |
| CASH FLOWS FROM FINANCING ACTIVITIES: | | | | | | | | |
| Repurchase of common stock | | -2.0 | -1.6 | -0.8 | | | -5.1 | -5.2 |
| Payment of cash dividends | | -1.5 | -4.5 | -4.5 | -4.4 | -4.3 | -1.0 | -1.0 |
| Proceeds from Other Debt | | | | | | | | |
| Repayments of Other Debt | | | | | | | | |
| Repayment of finance lease obligations and other long-term liabilities | | -0.8 | -0.7 | -0.1 | -0.2 | -0.4 | -0.3 | -0.8 |
| Net cash used in financing activities | | -4.3 | -6.5 | -4.9 | -8.8 | -9.3 | -6.1 | -7.0 |
| Right-of-Use Asset Obtained in Exchange for Operating Lease Liability | | 1.9 | 1.7 | 1.4 | 0.7 | | 0.1 | 0.2 |
| Right-of-Use Asset Obtained in Exchange for Finance Lease Liability | | 0.1 | 0.1 | 0.0 | 0.0 | | | |
| Interest Paid, Excluding Capitalized Interest, Operating Activities | | | 0.0 | 0.0 | 0.0 | | 0.0 | 0.0 |
| |
| NonCashOperatingLeaseRightOfUseAssetsAndLeaseLiabilities | | | | | | | | |
| Non Cash Finance Lease Right Of Use Assets And Lease Liabilities | | | | | | | | |
| Income Taxes Paid, Net | | 0.7 | 0.7 | 0.7 | 0.4 | 0.1 | 0.1 | 0.2 |
| Capital Expenditures Incurred but Not yet Paid | | 0.8 | 0.6 | | 0.5 | | | |
| Treasury shares exchanged for stock options exercised | | 0.1 | | | 0.1 | 0.1 | | |
| Proceeds from Stock Options Exercised | | | | | | 0.5 | 0.3 | |