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Acquisitions (Tables) | 9 Months Ended
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Sep. 30, 2014
Business Combinations [Abstract] |
Schedule of Recognized Identified Assets Acquired and Liabilities Assumed [Table Text Block] | The total purchase price and the preliminary estimate of the excess of the total purchase price over the estimated fair value of the net assets acquired is as follows:
Consideration transferred—cash |  |  | $ | 49,162 |
Book value of tangible net assets acquired | $ | 3,467 |  |
Fair value adjustments to deferred revenue | 961 |  |
Fair value of tangible net assets acquired |  | 4,428 |
Identifiable intangibles at acquisition-date fair value |  |
Customer relationships | 12,759 |  |
Proprietary content | 9,814 |  |
Internally developed software | 2,160 |  |
Favorable operating leases | 791 |  |
Total intangible assets |  |  | 25,524 |
Deferred income taxes |  |  | (4,813 | )
Goodwill |  |  | $ | 24,023 |
Business acquisition, pro forma information | The following table provides certain supplemental statements of operations information on an unaudited pro forma basis as if the Videotel acquisition had occurred on January 1, 2013:
| Nine Months Ended September 30,
| 2014 |  | 2013
Pro forma net revenues | $ | 133,452 |  |  | $ | 139,074 |
Pro forma net income | $ | 436 |  |  | $ | 7,015 |
Basic pro forma net income per share | $ | 0.03 |  |  | $ | 0.46 |
Diluted pro forma net income per share | $ | 0.03 |  |  | $ | 0.46 |

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- Definition Tabular disclosure of pro forma results of operations for a material business acquisition or series of individually immaterial business acquisitions that are material in the aggregate. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (h)(2)-(3) -URI http://asc.fasb.org/extlink&oid=25497992&loc=d3e1392-128463 + Details
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- Definition Tabular disclosure of the amounts recognized as of the acquisition date for each major class of assets acquired and liabilities assumed. May include but not limited to the following: (a) acquired receivables; (b) contingencies recognized at the acquisition date; and (c) the fair value of noncontrolling interests in the acquiree. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=39739317&loc=d3e4845-128472 + Details
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