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1. Significant Accounting Policies (Tables) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2022 | Dec. 31, 2022
Accounting Policies [Abstract] |  |
Schedule of Product Warranty Liability |  | Warranty liabilities are included in Other current liabilities and Other long-term liabilities in the consolidated balance sheets. Change in our warranty liability were as follows (in millions):
|  | 2022 |  | 2021 |  | 2020 |
January 1 |  | $ | 12.7 |  |  | $ | 9.8 |  |  | $ | 9.0 |  |
Provision for warranty |  | 8.8 |  |  | 14.8 |  |  | 9.4 |  |
Actual warranty costs |  | (10.9) |  |  | (11.9) |  |  | (8.6) |  |
December 31 |  | $ | 10.6 |  |  | $ | 12.7 |  |  | $ | 9.8 |  |
Schedule of Weighted Average Number of Shares |  | The weighted average number of common shares outstanding used to calculate basic and diluted earnings (loss) per share, and the anti-dilutive shares that are excluded from the diluted earnings (loss) per share calculation are as follows (in thousands):
|  | Year Ended December 31,
|  | 2022 |  | 2021 |  | 2020
Basic weighted average shares common outstanding |  | 29,785 |  |  | 29,831 |  |  | 29,768 |
Effect of potentially dilutive stock options, restricted |  |  |  |  |  |
stock and performance stock awards |  | — |  |  | 377 |  |  | 392 |
Diluted weighted average common shares outstanding |  | 29,785 |  |  | 30,208 |  |  | 30,160 |
Anti-dilutive shares |  | 325 |  |  | 33 |  |  | 44 |
Accounts Receivable, Allowance for Credit Loss |  | Changes in our allowance for credit losses were as follows (in millions):
December 31, | 2022 | 2021 | 2020
Beginning balance | $ | 15.1 |  | $ | 19.8 |  | $ | 20.2 |
Provision for expected credit losses | 1.7 | 1.4 |  | 1.2 |
Write-offs charged against the allowance | (1.9) |  | (6.4) |  | (1.6) |
Recoveries collected | 0.1 |  | 0.3 |  | — |
Ending balance | $ | 15.0 |  | $ | 15.1 |  | $ | 19.8 |
Schedule of Error Corrections and Prior Period Adjustments |  | The effect of the revision to our consolidated balance sheet as of December 31, 2021 was as follows (in millions):
|  | December 31, 2021
|  | As reported |  | Adjustment |  | As revised
Consolidated Balance Sheet: |  |  |  |  |  |
Prepaid expenses |  | $ | 107.7 |  |  | $ | 1.4 |  |  | $ | 109.1 |
Property, plant and equipment, net |  | 491.0 |  |  | 20.7 |  |  | 511.7 |
Other assets |  | 102.7 |  |  | 1.5 |  |  | 104.2 |
Deferred income taxes |  | 3,059.1 |  |  | 5.5 |  |  | 3,064.6 |
Retained earnings |  | 13,507.2 |  |  | 18.1 |  |  | 13,525.3 |
The effect of the revision to our consolidated statements of income (loss) and consolidated statements of cash flows for the years ended December 31, 2021 and 2020 were as follows (in millions, except per share data):
|  | Year Ended December 31, 2021
|  | As reported |  | Adjustment |  | As revised
Consolidated Statements of Income (Loss): |  |  |  |  |  |
Cost of goods sold |  | $ | 1,281.9 |  |  | $ | 2.6 |  |  | $ | 1,284.5 |
Selling, general and administrative expense |  | 879.6 |  |  | (2.5) |  |  | 877.1 |
Research and development expense |  | 271.7 |  |  | (11.1) |  |  | 260.6 |
Income from operations |  | 489.4 |  |  | 10.9 |  |  | 500.3 |
Benefit from (provision for) income taxes |  | (1,192.2) |  |  | (2.6) |  |  | (1,194.8) |
Net income (loss) |  | 4,245.9 |  |  | 8.4 |  |  | 4,254.3 |
Net income (loss) per basic share |  | 142.33 |  |  | 0.28 |  |  | 142.61 |
Net income (loss) per diluted share |  | 140.56 |  |  | 0.27 |  |  | 140.83 |
|  | Year Ended December 31, 2021
|  | As reported |  | Adjustment |  | As revised
Consolidated Statement of Cash Flows: |  |  |  |  |  |
Net cash provided by operating activities |  | $ | 656.5 |  |  | $ | 13.0 |  |  | $ | 669.5 |
Net cash used in investing activities |  | (784.4) |  |  | (13.0) |  |  | (797.4) |
|  | Year Ended December 31, 2020
|  | As reported |  | Adjustment |  | As revised
Consolidated Statements of Income (Loss): |  |  |  |  |  |
Cost of goods sold |  | $ | 1,107.8 |  |  | $ | (0.1) |  |  | $ | 1,107.7 |
Selling, general and administrative expense |  | 800.3 |  |  | (1.5) |  |  | 798.8 |
Research and development expense |  | 226.6 |  |  | (8.8) |  |  | 217.8 |
Income from operations |  | 411.0 |  |  | 10.4 |  |  | 421.3 |
Benefit from (provision for) income taxes |  | (1,101.4) |  |  | (2.4) |  |  | (1,103.8) |
Net income (loss) |  | 3,806.3 |  |  | 8.0 |  |  | 3,814.2 |
Net income (loss) per basic share |  | 127.86 |  |  | 0.27 |  |  | 128.13 |
Net income (loss) per diluted share |  | 126.20 |  |  | 0.27 |  |  | 126.47 |
|  | Year Ended December 31, 2020
|  | As reported |  | Adjustment |  | As revised
Consolidated Statement of Cash Flows: |  |  |  |  |  |
Net cash provided by operating activities |  | $ | 575.3 |  |  | $ | 9.6 |  |  | $ | 585.0 |
Net cash used in investing activities |  | (60.3) |  |  | (9.6) |  |  | (69.9) |
In addition, the revision effected prior year amounts disclosed in Note 7, Income Taxes; Note 12, Supplemental Cash Flow Information; Note 15, Segment Information and Note 18 Quarterly Financial Data (Unaudited).

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- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 460 -SubTopic 10 -Section 50 -Paragraph 8 -URI https://asc.fasb.org/extlink&oid=126907703&loc=d3e12565-110249 + Details
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