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Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2013
Valuation And Qualifying Accounts [Abstract] |
Valuation and Qualifying Accounts | MEDNAX, INC. Schedule II: Valuation and Qualifying Accounts
|  | Years Ended December 31, |
|  | 2013 |  |  | 2012 |  |  | 2011 |
Allowance for contractual adjustments and uncollectibles: |  |  |  |  |  |  |  |  |  |  |  |
Balance at beginning of year |  | $ | 624,896 |  |  | $ | 576,030 |  |  | $ | 421,977 |
Amount charged against operating revenue |  |  | 4,695,232 |  |  |  | 3,994,924 |  |  |  | 3,362,081 |
Accounts receivable contractual adjustments and write-offs (net of recoveries) |  |  | (4,607,843 | ) |  |  | (3,946,058 | ) |  |  | (3,208,028 | )
Balance at end of year |  | $ | 712,285 |  |  | $ | 624,896 |  |  | $ | 576,030 |

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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 -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 09 -Article 12 + Details
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