| Net income | 67.71M |
| Amortization and depreciation | |
| Loss on sale of assets | 104K |
| Provision for/(recoveries of) losses on accounts receivable | |
| Deferred income taxes | |
| Stock-based compensation expense | 3.92M |
| Change in contingent consideration | |
| Excess book deduction of stock-based compensation | |
| Accounts receivable | -3.54M |
| Inventories | -14.35M |
| Other current assets | |
| Income tax receivable/payable | |
| Accounts payable | 1.11M |
| Accrued payroll | -4.73M |
| Accrued taxes other than income | |
| Accrued profit sharing | |
| Accrued other expenses | |
| Accrued product/municipal liability | |
| Accrued warranty | 116K |
| Other assets | -183K |
| Other non-current liabilities | 52K |
| Net cash used in operating activities | |
| Payments to acquire patents and software | -425K |
| Proceeds from sale of property and equipment | 0 |
| Payments to acquire property and equipment | -23.31M |
| Net cash used in investing activities | |
| Proceeds from loans and notes payable | 50M |
| Cash paid for debt issue costs | -525K |
| Proceeds from energy efficiency incentive programs | |
| Proceeds from exercise of options to acquire common stock | |
| Taxes paid related to restricted stock issuance | -4.16M |
| Payments on loans and notes payable | -28.15M |
| Net cash (used in)/provided by financing activities | |
| Net decrease in cash and cash equivalents | -117.38M |
| Cash and cash equivalents, beginning of period | 191.28M |
| Cash and cash equivalents, end of period | 73.9M |
| Interest | 3.8M |
| Income taxes | 42.61M |