In millions, except per share items | Sep-30-13 | Jun-30-13 | Mar-31-13 | Dec-31-12 | Sep-30-12 | Jun-30-12 | Mar-31-12 | Dec-31-11 |
| 10-Q | 10-K | 10-Q | 10-Q | 10-Q | 10-K | 10-Q | 10-Q |
Operating Activities: | | | | | | | | |
Net income | 0.2 | 4.6 | 10.7 | 6.5 | 2.7 | 7.1 | 21.5 | 18.6 |
Adjustments to reconcile net income to net cash from operating activities: | | | | | | | | |
Depreciation and amortization | 3.2 | 3.3 | 8.7 | 5.8 | 3.0 | 3.2 | 9.4 | 6.2 |
Provision for doubtful accounts | 0.1 | 0.0 | -0.2 | -0.2 | 0.0 | 0.6 | 0.1 | 0.2 |
Deferred income taxes | 0.1 | -2.7 | 5.8 | 3.5 | 1.4 | -1.4 | 6.6 | 3.7 |
Stock compensation expense | 0.8 | 1.0 | 2.9 | 1.9 | 0.9 | 0.8 | 2.6 | 1.8 |
Changes in operating assets and liabilities (net of impact of acquisition): | | | | | | | | |
Accounts receivable | 8.5 | 3.3 | -2.6 | 3.4 | -0.1 | -2.2 | -0.6 | -11.5 |
Inventories | -3.8 | 15.7 | -2.2 | -5.7 | -0.8 | 15.4 | -3.8 | -7.3 |
Prepaid expenses and other current assets | -1.5 | 0.4 | -0.3 | -0.6 | -0.2 | 1.4 | 0.0 | -0.6 |
Other assets | -0.2 | 0.1 | -0.1 | 0.0 | 0.0 | -0.1 | 0.9 | 0.2 |
Accounts payable | -0.7 | -9.2 | -3.0 | 0.8 | 0.0 | -4.9 | 9.3 | 11.2 |
Deferred revenues | 1.8 | -0.9 | 0.6 | 2.0 | 1.4 | -2.3 | -6.6 | 3.3 |
Accrued payroll and related fringe benefits | 1.2 | -1.6 | -1.9 | -2.2 | -1.3 | -0.2 | 0.6 | -0.5 |
Other accrued expenses | -0.1 | 1.2 | -1.2 | -0.3 | -0.2 | -1.6 | 0.5 | -0.1 |
Other liabilities | | 0.0 | -0.1 | -0.1 | -0.1 | | 0.2 | 0.1 |
Net cash provided by operating activities | 9.6 | 19.1 | 16.8 | 14.7 | 6.7 | 15.2 | 33.0 | 14.6 |
|
Investing Activities: | | | | | | | | |
Purchases of fixed assets | -2.1 | -2.4 | -9.4 | -5.9 | -2.8 | -5.2 | -9.6 | -5.1 |
Acquisition of business | -3.8 | | | | | | | |
Cash payments for earn-out | | | | | -4.7 | | | |
Net cash used in investing activities | -5.9 | -2.4 | -14.1 | -10.6 | -7.5 | -5.2 | -14.1 | -9.6 |
|
Financing Activities: | | | | | | | | |
Proceeds from exercise of stock options | 0.4 | 0.0 | 0.6 | 0.3 | 0.1 | 0.0 | 1.3 | 0.6 |
Proceeds from exercise of warrants | 1.1 | 0.7 | 0.5 | | | 0.0 | 0.1 | |
Repayments of debt | -1.5 | -1.5 | -4.6 | -3.1 | -1.5 | -1.5 | -4.6 | -3.1 |
Net cash used in financing activities | -0.1 | -0.7 | -3.5 | -2.7 | -1.4 | -1.5 | -3.2 | -2.4 |
Effect of foreign currency translation on cash and cash equivalents | 0.0 | 0.0 | -0.1 | 0.0 | 0.0 | 0.3 | -0.3 | -0.1 |
Net increase (decrease) in cash and cash equivalents | 3.7 | 15.9 | -0.8 | 1.4 | -2.2 | 8.8 | 15.4 | 2.4 |
Cash and cash equivalents at beginning of period | 87.3 | | 72.2 | 72.2 | 72.2 | | 48.0 | 48.0 |
Cash and cash equivalents at end of period | 91.0 | 15.9 | 71.4 | 73.6 | 70.0 | 8.8 | 63.4 | 50.4 |
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Supplemental Disclosure of Cash Flow Information | | | | | | | | |
Cash paid for interest | 0.1 | 0.1 | 0.3 | 0.2 | 0.1 | 0.1 | 0.5 | 0.3 |
Cash paid for income taxes | 0.1 | 0.9 | 0.4 | 0.3 | 0.0 | 0.2 | 0.7 | 0.3 |