v2.4.0.6

Accounts receivables, net and other receivables | 12 Months Ended
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Dec. 31, 2012
Accounts receivables, net and other receivables |
Accounts receivables, net and other receivables | 5. Accounts receivables, net and other receivables Accounts receivable, net of allowances for doubtful accounts and other receivables consisted of the following:
|  | December 31, |
--- | --- | --- | ---
|  | 2012 |  | 2011 |
Trade receivables, net of allowances |  | $ | 10,977 |  | $ | 7,382 |
Unbilled platform service arrangements, current |  | $ | — |  | $ | 68 |
Unbilled access fees |  | $ | — |  | $ | 1,985 |
Unbilled platform service arrangements |  |  | 396 |  |  | 166 |
Non-current other receivables |  | $ | 396 |  | $ | 2,151 |
Unbilled access fees receivables are included in non-current other assets and unbilled platform service arrangements are included in current and non-current other assets in the accompanying consolidated balance sheets. Access fees are recorded under long-term contracts with our wholesale partners that are telecom operators under long-term contracts for access to our DAS at our managed and operated locations. These fees escalate on an annual basis from which we receive fixed contractual payments and recognize revenue ratably over the term of the contracts. Included in accounts receivables, net for the periods indicated was the allowance for doubtful accounts which consisted of the following:
|  | Allowance for Doubtful Accounts |
--- | --- | --- | ---
Balance, December 31, 2009 |  | $ | 617 |
Additions charged to operations |  |  | 44 |
Deductions from reserves, net |  |  | (554 | )
Balance, December 31, 2010 |  |  | 107 |
Additions charged to operations |  |  | 115 |
Deductions from reserves, net |  |  | (45 | )
Balance, December 31, 2011 |  |  | 177 |
Additions charged to operations |  |  | 45 |
Deductions from reserves, net |  |  | (43 | )
Balance, December 31, 2012 |  | $ | 179 |

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- Definition The entire disclosure for claims held for amounts due a entity, excluding financing receivables. Examples include, but are not limited to, trade accounts receivables, notes receivables, loans receivables. Includes disclosure for allowance for credit losses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(k)) -URI http://asc.fasb.org/extlink&oid=6881521&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 3, 4 -Article 5 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5074-111524 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5162-111524 Reference 5: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.3,4) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph k -Article 4 Reference 7: http://www.xbrl.org/2003/role/presentationRef -Publisher AICPA -Name Statement of Position (SOP) -Number 01-6 -Paragraph 13 -Subparagraph d -LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy. Reference 8: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=7512638&loc=d3e5066-111524 Reference 9: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 7 -Article 9 + Details
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