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Schedule II - Valuation And Qualifying Accounts | 12 Months Ended
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Dec. 31, 2011
Schedule II Valuation And Qualifying Accounts [Abstract] |
Schedule II Valuation And Qualifying Accounts | Schedule II Old Dominion Freight Line, Inc. Valuation and Qualifying Accounts
(In thousands) |  |  |
|  | Allowance for Uncollectible Accounts(1) |
Year Ended December 31, |  | Balance at Beginning of Period |  |  | Charged to Costs and Expenses |  |  | Deductions(2) |  |  | Balance at End of Period |
2009 |  | $ | 10,000 |  |  | $ | 4,493 |  |  | $ | 4,294 |  |  | $ | 10,199 |
2010 |  | $ | 10,199 |  |  | $ | 545 |  |  | $ | 3,944 |  |  | $ | 6,800 |
2011 |  | $ | 6,800 |  |  | $ | 3,200 |  |  | $ | 2,723 |  |  | $ | 7,277 |
(1) | This table does not include any allowances for revenue adjustments that result from billing corrections, customer allowances, money-back service guarantees and other miscellaneous revenue adjustments that are recorded in our revenue from operations.
(2) | Uncollectible accounts written off, net of recoveries.
All other schedules for which provision is made in the applicable accounting regulations of the SEC are not required under the instructions or are inapplicable and, therefore, have been omitted.

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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 SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e24092-122690 + Details
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