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Schedule II - Valuation and Qualifying Accounts | 12 Months Ended
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Dec. 31, 2015
Valuation and Qualifying Accounts [Abstract] |
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] |
|  | Balance at beginning of period |  |  | Charged to e xpenses |  |  | Adjustments to valuation accounts |  |  | Deductions |  |  | Balance at end of period |
Year Ended December 31, 2015 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for uncollectable accounts |  | $ | 10,368 |  |  | $ | 7,333 |  |  | $ | - |  |  | $ | (3,783 | ) |  | $ | 13,918 |
Allowance for deferred tax asset |  | $ | 34,302 |  |  | $ | - |  |  | $ | (6,397 | ) |  | $ | - |  |  | $ | 27,905 |
Year Ended December 31, 2014 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for uncollectable accounts |  | $ | 10,771 |  |  | $ | 3,886 |  |  | $ | - |  |  | $ | (4,289 | ) |  | $ | 10,368 |
Allowance for deferred tax asset |  | $ | 63,712 |  |  | $ | - |  |  | $ | (29,410 | ) |  | $ | - |  |  | $ | 34,302 |
Year Ended December 31, 2013 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Allowance for uncollectable accounts |  | $ | 16,402 |  |  | $ | 3,521 |  |  | $ | - |  |  | $ | (9,152 | ) |  | $ | 10,771 |
Allowance for deferred tax asset |  | $ | 71,912 |  |  | $ | - |  |  | $ | (8,200 | ) |  | $ | - |  |  | $ | 63,712 |

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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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- References No definition available. + Details
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