Unaudited Supplemental Guarantor Financial Information - Balance Sheet (Details) (USD $) | Sep. 30, 2014 | Jun. 30, 2014 | Mar. 31, 2014 | Dec. 31, 2013 | Sep. 30, 2013 | Dec. 31, 2012 |
In Thousands, unless otherwise specified |
Assets | ' | ' | ' | ' | ' | ' |
Cash and cash equivalents | $22,484 | ' | ' | $10,255 | $7,769 | $23,805 |
Trade and other receivables (less allowances of $1,249 and $1,530, respectively) | 90,238 | ' | ' | 97,798 | ' | ' |
Prepaid expenses and other current assets | 30,667 | ' | ' | 24,208 | ' | ' |
Intercompany receivable | 0 | ' | ' | ' | ' | ' |
Total current assets | 143,389 | ' | ' | 132,261 | ' | ' |
Investment in subsidiaries | 0 | ' | ' | ' | ' | ' |
Computer hardware and other property, net | 35,456 | ' | ' | 48,037 | ' | ' |
Developed technology and content, net | 133,654 | ' | ' | 148,637 | ' | ' |
Other identifiable intangible assets, net | 377,071 | ' | ' | 362,014 | ' | ' |
Goodwill | 485,917 | 483,300 | 457,677 | 457,677 | ' | ' |
Deferred tax asset | 6,234 | ' | ' | 0 | ' | ' |
Other noncurrent assets | 14,428 | ' | ' | 15,977 | ' | ' |
Total assets | 1,196,149 | ' | ' | 1,164,603 | ' | ' |
Liabilities and Equity | ' | ' | ' | ' | ' | ' |
Accounts payable and accrued expenses | 64,570 | ' | ' | 53,376 | ' | ' |
Deferred revenue | 111,967 | ' | ' | 128,392 | ' | ' |
Current portion of long-term debt | 6,360 | ' | ' | 5,350 | ' | ' |
Capital lease obligation | 656 | ' | ' | 1,596 | ' | ' |
Deferred tax liabilities | 7,483 | ' | ' | 711 | ' | ' |
Current taxes payable | 290 | ' | ' | 189 | ' | ' |
Intercompany payable | 0 | ' | ' | ' | ' | ' |
Total current liabilities | 191,326 | ' | ' | 189,614 | ' | ' |
Deferred revenue | 4,652 | ' | ' | 2,096 | ' | ' |
Capital lease obligation | 1,544 | ' | ' | 2,102 | ' | ' |
Long-term debt | 945,907 | ' | ' | 866,908 | ' | ' |
Deferred tax liabilities | 0 | ' | ' | 22,027 | ' | ' |
Other noncurrent liabilities | 3,540 | ' | ' | 2,573 | ' | ' |
Total liabilities | 1,146,969 | ' | ' | 1,085,320 | ' | ' |
Equity | ' | ' | ' | ' | ' | ' |
Common stock—$ 0.01 par value; 1,000 shares authorized, 1 share issued and outstanding at September 30, 2014 and December 31, 2013 | 0 | ' | ' | 0 | ' | ' |
Additional paid-in capital | 483,234 | ' | ' | 478,549 | ' | ' |
Accumulated deficit | -433,778 | ' | ' | -399,101 | ' | ' |
Foreign currency translation adjustment | -276 | ' | ' | -165 | ' | ' |
Total equity | 49,180 | ' | ' | 79,283 | ' | ' |
Total liabilities and equity | 1,196,149 | ' | ' | 1,164,603 | ' | ' |
Parent | ' | ' | ' | ' | ' | ' |
Assets | ' | ' | ' | ' | ' | ' |
Cash and cash equivalents | 0 | ' | ' | 0 | ' | ' |
Trade and other receivables (less allowances of $1,249 and $1,530, respectively) | 0 | ' | ' | ' | ' | ' |
Prepaid expenses and other current assets | 0 | ' | ' | ' | ' | ' |
Intercompany receivable | 0 | ' | ' | ' | ' | ' |
Total current assets | 0 | ' | ' | ' | ' | ' |
Investment in subsidiaries | 49,180 | ' | ' | ' | ' | ' |
Computer hardware and other property, net | 0 | ' | ' | ' | ' | ' |
Developed technology and content, net | 0 | ' | ' | ' | ' | ' |
Other identifiable intangible assets, net | 0 | ' | ' | ' | ' | ' |
Goodwill | 0 | ' | ' | ' | ' | ' |
Deferred tax asset | 0 | ' | ' | ' | ' | ' |
Other noncurrent assets | 0 | ' | ' | ' | ' | ' |
Total assets | 49,180 | ' | ' | ' | ' | ' |
Liabilities and Equity | ' | ' | ' | ' | ' | ' |
Accounts payable and accrued expenses | 0 | ' | ' | ' | ' | ' |
Deferred revenue | 0 | ' | ' | ' | ' | ' |
Current portion of long-term debt | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Current taxes payable | 0 | ' | ' | ' | ' | ' |
Intercompany payable | 0 | ' | ' | ' | ' | ' |
Total current liabilities | 0 | ' | ' | ' | ' | ' |
Deferred revenue | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Long-term debt | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Other noncurrent liabilities | 0 | ' | ' | ' | ' | ' |
Total liabilities | 0 | ' | ' | ' | ' | ' |
Equity | ' | ' | ' | ' | ' | ' |
Common stock—$ 0.01 par value; 1,000 shares authorized, 1 share issued and outstanding at September 30, 2014 and December 31, 2013 | 0 | ' | ' | ' | ' | ' |
Additional paid-in capital | 483,234 | ' | ' | ' | ' | ' |
Accumulated deficit | -433,778 | ' | ' | ' | ' | ' |
Foreign currency translation adjustment | -276 | ' | ' | ' | ' | ' |
Total equity | 49,180 | ' | ' | ' | ' | ' |
Total liabilities and equity | 49,180 | ' | ' | ' | ' | ' |
Issuer | ' | ' | ' | ' | ' | ' |
Assets | ' | ' | ' | ' | ' | ' |
Cash and cash equivalents | 16,107 | ' | ' | 9,573 | ' | ' |
Trade and other receivables (less allowances of $1,249 and $1,530, respectively) | 83,819 | ' | ' | ' | ' | ' |
Prepaid expenses and other current assets | 29,739 | ' | ' | ' | ' | ' |
Intercompany receivable | 16,788 | ' | ' | ' | ' | ' |
Total current assets | 146,453 | ' | ' | ' | ' | ' |
Investment in subsidiaries | 80,716 | ' | ' | ' | ' | ' |
Computer hardware and other property, net | 34,482 | ' | ' | ' | ' | ' |
Developed technology and content, net | 133,654 | ' | ' | ' | ' | ' |
Other identifiable intangible assets, net | 336,169 | ' | ' | ' | ' | ' |
Goodwill | 457,677 | ' | ' | ' | ' | ' |
Deferred tax asset | 5,751 | ' | ' | ' | ' | ' |
Other noncurrent assets | 14,221 | ' | ' | ' | ' | ' |
Total assets | 1,209,123 | ' | ' | ' | ' | ' |
Liabilities and Equity | ' | ' | ' | ' | ' | ' |
Accounts payable and accrued expenses | 59,354 | ' | ' | ' | ' | ' |
Deferred revenue | 111,719 | ' | ' | ' | ' | ' |
Current portion of long-term debt | 6,360 | ' | ' | ' | ' | ' |
Capital lease obligation | 656 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 7,483 | ' | ' | ' | ' | ' |
Current taxes payable | 332 | ' | ' | ' | ' | ' |
Intercompany payable | 18,396 | ' | ' | ' | ' | ' |
Total current liabilities | 204,300 | ' | ' | ' | ' | ' |
Deferred revenue | 4,652 | ' | ' | ' | ' | ' |
Capital lease obligation | 1,544 | ' | ' | ' | ' | ' |
Long-term debt | 945,907 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Other noncurrent liabilities | 3,540 | ' | ' | ' | ' | ' |
Total liabilities | 1,159,943 | ' | ' | ' | ' | ' |
Equity | ' | ' | ' | ' | ' | ' |
Common stock—$ 0.01 par value; 1,000 shares authorized, 1 share issued and outstanding at September 30, 2014 and December 31, 2013 | 0 | ' | ' | ' | ' | ' |
Additional paid-in capital | 483,234 | ' | ' | ' | ' | ' |
Accumulated deficit | -433,778 | ' | ' | ' | ' | ' |
Foreign currency translation adjustment | -276 | ' | ' | ' | ' | ' |
Total equity | 49,180 | ' | ' | ' | ' | ' |
Total liabilities and equity | 1,209,123 | ' | ' | ' | ' | ' |
Guarantor subsidiaries | ' | ' | ' | ' | ' | ' |
Assets | ' | ' | ' | ' | ' | ' |
Cash and cash equivalents | 5,157 | ' | ' | 0 | ' | ' |
Trade and other receivables (less allowances of $1,249 and $1,530, respectively) | 5,407 | ' | ' | ' | ' | ' |
Prepaid expenses and other current assets | 299 | ' | ' | ' | ' | ' |
Intercompany receivable | 3,147 | ' | ' | ' | ' | ' |
Total current assets | 14,010 | ' | ' | ' | ' | ' |
Investment in subsidiaries | 164 | ' | ' | ' | ' | ' |
Computer hardware and other property, net | 103 | ' | ' | ' | ' | ' |
Developed technology and content, net | 0 | ' | ' | ' | ' | ' |
Other identifiable intangible assets, net | 40,902 | ' | ' | ' | ' | ' |
Goodwill | 28,240 | ' | ' | ' | ' | ' |
Deferred tax asset | 683 | ' | ' | ' | ' | ' |
Other noncurrent assets | 0 | ' | ' | ' | ' | ' |
Total assets | 84,102 | ' | ' | ' | ' | ' |
Liabilities and Equity | ' | ' | ' | ' | ' | ' |
Accounts payable and accrued expenses | 3,631 | ' | ' | ' | ' | ' |
Deferred revenue | 177 | ' | ' | ' | ' | ' |
Current portion of long-term debt | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Current taxes payable | 52 | ' | ' | ' | ' | ' |
Intercompany payable | 241 | ' | ' | ' | ' | ' |
Total current liabilities | 4,101 | ' | ' | ' | ' | ' |
Deferred revenue | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Long-term debt | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Other noncurrent liabilities | 0 | ' | ' | ' | ' | ' |
Total liabilities | 4,101 | ' | ' | ' | ' | ' |
Equity | ' | ' | ' | ' | ' | ' |
Common stock—$ 0.01 par value; 1,000 shares authorized, 1 share issued and outstanding at September 30, 2014 and December 31, 2013 | 0 | ' | ' | ' | ' | ' |
Additional paid-in capital | 81,258 | ' | ' | ' | ' | ' |
Accumulated deficit | -1,257 | ' | ' | ' | ' | ' |
Foreign currency translation adjustment | 0 | ' | ' | ' | ' | ' |
Total equity | 80,001 | ' | ' | ' | ' | ' |
Total liabilities and equity | 84,102 | ' | ' | ' | ' | ' |
Non-Guarantor subsidiaries | ' | ' | ' | ' | ' | ' |
Assets | ' | ' | ' | ' | ' | ' |
Cash and cash equivalents | 1,220 | ' | ' | 682 | ' | ' |
Trade and other receivables (less allowances of $1,249 and $1,530, respectively) | 1,012 | ' | ' | ' | ' | ' |
Prepaid expenses and other current assets | 723 | ' | ' | ' | ' | ' |
Intercompany receivable | 16,099 | ' | ' | ' | ' | ' |
Total current assets | 19,054 | ' | ' | ' | ' | ' |
Investment in subsidiaries | 0 | ' | ' | ' | ' | ' |
Computer hardware and other property, net | 871 | ' | ' | ' | ' | ' |
Developed technology and content, net | 0 | ' | ' | ' | ' | ' |
Other identifiable intangible assets, net | 0 | ' | ' | ' | ' | ' |
Goodwill | 0 | ' | ' | ' | ' | ' |
Deferred tax asset | 0 | ' | ' | ' | ' | ' |
Other noncurrent assets | 207 | ' | ' | ' | ' | ' |
Total assets | 20,132 | ' | ' | ' | ' | ' |
Liabilities and Equity | ' | ' | ' | ' | ' | ' |
Accounts payable and accrued expenses | 1,585 | ' | ' | ' | ' | ' |
Deferred revenue | 71 | ' | ' | ' | ' | ' |
Current portion of long-term debt | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Current taxes payable | 0 | ' | ' | ' | ' | ' |
Intercompany payable | 17,397 | ' | ' | ' | ' | ' |
Total current liabilities | 19,053 | ' | ' | ' | ' | ' |
Deferred revenue | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Long-term debt | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 200 | ' | ' | ' | ' | ' |
Other noncurrent liabilities | 0 | ' | ' | ' | ' | ' |
Total liabilities | 19,253 | ' | ' | ' | ' | ' |
Equity | ' | ' | ' | ' | ' | ' |
Common stock—$ 0.01 par value; 1,000 shares authorized, 1 share issued and outstanding at September 30, 2014 and December 31, 2013 | 0 | ' | ' | ' | ' | ' |
Additional paid-in capital | 135 | ' | ' | ' | ' | ' |
Accumulated deficit | 1,020 | ' | ' | ' | ' | ' |
Foreign currency translation adjustment | -276 | ' | ' | ' | ' | ' |
Total equity | 879 | ' | ' | ' | ' | ' |
Total liabilities and equity | 20,132 | ' | ' | ' | ' | ' |
Eliminations | ' | ' | ' | ' | ' | ' |
Assets | ' | ' | ' | ' | ' | ' |
Cash and cash equivalents | 0 | ' | ' | 0 | ' | ' |
Trade and other receivables (less allowances of $1,249 and $1,530, respectively) | 0 | ' | ' | ' | ' | ' |
Prepaid expenses and other current assets | -94 | ' | ' | ' | ' | ' |
Intercompany receivable | -36,034 | ' | ' | ' | ' | ' |
Total current assets | -36,128 | ' | ' | ' | ' | ' |
Investment in subsidiaries | -130,060 | ' | ' | ' | ' | ' |
Computer hardware and other property, net | 0 | ' | ' | ' | ' | ' |
Developed technology and content, net | 0 | ' | ' | ' | ' | ' |
Other identifiable intangible assets, net | 0 | ' | ' | ' | ' | ' |
Goodwill | 0 | ' | ' | ' | ' | ' |
Deferred tax asset | -200 | ' | ' | ' | ' | ' |
Other noncurrent assets | 0 | ' | ' | ' | ' | ' |
Total assets | -166,388 | ' | ' | ' | ' | ' |
Liabilities and Equity | ' | ' | ' | ' | ' | ' |
Accounts payable and accrued expenses | 0 | ' | ' | ' | ' | ' |
Deferred revenue | 0 | ' | ' | ' | ' | ' |
Current portion of long-term debt | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | 0 | ' | ' | ' | ' | ' |
Current taxes payable | -94 | ' | ' | ' | ' | ' |
Intercompany payable | -36,034 | ' | ' | ' | ' | ' |
Total current liabilities | -36,128 | ' | ' | ' | ' | ' |
Deferred revenue | 0 | ' | ' | ' | ' | ' |
Capital lease obligation | 0 | ' | ' | ' | ' | ' |
Long-term debt | 0 | ' | ' | ' | ' | ' |
Deferred tax liabilities | -200 | ' | ' | ' | ' | ' |
Other noncurrent liabilities | 0 | ' | ' | ' | ' | ' |
Total liabilities | -36,328 | ' | ' | ' | ' | ' |
Equity | ' | ' | ' | ' | ' | ' |
Common stock—$ 0.01 par value; 1,000 shares authorized, 1 share issued and outstanding at September 30, 2014 and December 31, 2013 | 0 | ' | ' | ' | ' | ' |
Additional paid-in capital | -564,627 | ' | ' | ' | ' | ' |
Accumulated deficit | 434,015 | ' | ' | ' | ' | ' |
Foreign currency translation adjustment | 552 | ' | ' | ' | ' | ' |
Total equity | -130,060 | ' | ' | ' | ' | ' |
Total liabilities and equity | ($166,388) | ' | ' | ' | ' | ' |