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Restructuring (Tables) | 12 Months Ended
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Dec. 31, 2014
Restructuring Charges Included in Accrued Expenses and Other Current Liabilities in Accompanying Consolidated Balance Sheets | The restructuring charges, which are included in accrued expenses and other current liabilities in the accompanying consolidated balance sheet as of December 31, 2013, are summarized as follows:
|  | Employee Severance and Benefits |
Balance as of January 1, 2013 |  | $ | — |
Restructuring charges |  |  | 2,781 |
Cash payments |  |  | (2,646 | )
Balance as of December 31, 2013 |  |  | 135 |
Restructuring charges |  |  | — |
Cash payments |  |  | (135 | )
Balance as of December 31, 2014 |  | $ | — |

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- Definition Tabular disclosure of an entity's restructuring reserve that occurred during the period associated with the exit from or disposal of business activities or restructurings for each major type of cost. This element may also include a description of any reversal and other adjustment made during the period to the amount of an accrued liability for restructuring activities. This element may be used to encapsulate the roll forward presentations of an entity's restructuring reserve by type of cost and in total, and explanation of changes that occurred in the period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB Topic 5.P.4(b)(2)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 + Details
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