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SCHEDULE II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2017
Valuation and Qualifying Accounts [Abstract] |
SCHEDULE II - Valuation and Qualifying Accounts | SCHEDULE II FEDERAL SIGNAL CORPORATION AND SUBSIDIARIES Valuation and Qualifying Accounts (a) For the years ended December 31, 2017, 2016 and 2015
|  |  | Additions |  |  |  |
(in millions) | Balance at Beginning of Year |  | Charged to Costs and Expenses |  | Charged to Other Accounts (b) (c) |  | Deductions(d) |  | Balance at End of Year
Allowance for doubtful accounts: |  |  |  |  |  |  |  |  |
Year Ended December 31, 2017 | $ | 0.8 |  |  | $ | 0.6 |  |  | $ | — |  |  | $ | (0.3 | ) |  | $ | 1.1 |
Year Ended December 31, 2016 | 0.8 |  |  | 0.4 |  |  | — |  |  | (0.4 | ) |  | 0.8 |
Year Ended December 31, 2015 | 0.7 |  |  | 0.6 |  |  | — |  |  | (0.5 | ) |  | 0.8 |
Income tax valuation allowances: |  |  |  |  |  |  |  |  |
Year Ended December 31, 2017 | $ | 7.7 |  |  | $ | 2.2 |  |  | $ | 1.2 |  |  | $ | (0.5 | ) |  | $ | 10.6 |
Year Ended December 31, 2016 | 5.9 |  |  | 1.4 |  |  | 0.5 |  |  | (0.1 | ) |  | 7.7 |
Year Ended December 31, 2015 | 3.8 |  |  | 2.1 |  |  | — |  |  | — |  |  | 5.9 |
(a) | Relates to continuing operations only.
(b) | The $1.2 million reflected in the year ended December 31, 2017 represents amounts recognized in Accumulated other comprehensive loss and other adjustments, such as the recognition of additional valuation allowance associated with the revaluation of state deferred tax assets as a result of the 2017 Tax Act, that had no net impact on Income tax expense during the year.
(c) | The $0.5 million reflected in the year ended December 31, 2016 represents amounts reclassified from discontinued operations during the year.
(d) | Represents amounts written off, net of related recoveries.

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- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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