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QUALIFYING ACCOUNTS (Tables) | 12 Months Ended
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Dec. 31, 2013
QUALIFYING ACCOUNTS |
Schedule of valuation and qualifying accounts | Valuation and Qualifying Accounts
|  |  |  | Additions |  |  |  |  |
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Description |  | Balance at Beginning of Period |  | Charged to Costs and Expenses |  | Charged to other account describe |  | Deductions Describe(a) |  | Balance at end of Period |
Year ended December 31, 2013: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  |  | 380,708 |  |  | 189,946 |  |  |  |  |  | 226,849 |  |  | 343,805 |
Year ended December 31, 2012: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  |  | 448,119 |  |  | 190,032 |  |  |  |  |  | 257,443 |  |  | 380,708 |
Year ended December 31, 2011: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Deducted from asset accounts: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for doubtful accounts |  |  | 482,518 |  |  | 265,807 |  |  |  |  |  | 300,206 |  |  | 448,119 |
(a) Uncollectible accounts written off

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- Definition Tabular disclosure of the schedule of allowance and reserve accounts including their beginning and ending balances, as well as a reconciliation by type of activity during the period. + References No definition available. + Details
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- Details
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Namespace Prefix: | us-gaap_
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