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Unaudited Quarterly Financial Information (Details) (USD $)
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3 Months Ended | 12 Months Ended | ||||||||||
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Dec. 31, 2012
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Sep. 30, 2012
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Jun. 30, 2012
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Mar. 31, 2012
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Dec. 31, 2011
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Sep. 30, 2011
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Jun. 30, 2011
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Mar. 31, 2011
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Mar. 31, 2002
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Dec. 31, 2012
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Dec. 31, 2011
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Dec. 31, 2010
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| Unaudited Quarterly Financial Information | ||||||||||||
| Revenues | $ 103,610,000 | $ 93,818,000 | $ 96,336,000 | $ 92,849,000 | $ 108,301,000 | $ 84,594,000 | $ 67,852,000 | $ 63,510,000 | $ 386,613,000 | $ 324,257,000 | $ 241,328,000 | |
| Gross profit | 69,390,000 | 59,121,000 | 60,955,000 | 59,869,000 | 76,345,000 | 56,302,000 | 44,917,000 | 41,996,000 | ||||
| Acquisition and integration | 2,957,000 | 1,379,000 | 2,707,000 | 1,470,000 | 1,343,000 | 10,571,000 | 3,195,000 | 10,000 | 8,513,000 | 15,119,000 | 269,000 | |
| Goodwill impairment | 11,427,000 | 208,166,000 | 131,300,000 | 219,593,000 | ||||||||
| Income (loss) from continuing operations | (20,825,000) | (219,727,000) | 518,000 | 1,279,000 | 5,848,000 | (2,697,000) | 10,498,000 | 12,888,000 | (238,755,000) | 26,537,000 | 45,302,000 | |
| Loss from discontinued operations | (789,000) | (291,000) | (1,425,000) | (134,000) | (285,000) | (209,000) | (1,080,000) | (2,053,000) | (3,733,000) | |||
| Net income (loss) | (20,825,000) | (219,727,000) | (271,000) | 988,000 | 4,423,000 | (2,831,000) | 10,213,000 | 12,679,000 | (239,835,000) | 24,484,000 | 41,569,000 | |
| Basic net income (loss) per common share: | ||||||||||||
| Continuing (in dollars per share) | $ (0.75) | $ (7.96) | $ 0.02 | $ 0.05 | $ 0.21 | $ (0.10) | $ 0.38 | $ 0.46 | $ (8.69) | $ 0.96 | $ 1.65 | |
| Discontinued (in dollars per share) | $ (0.03) | $ (0.01) | $ (0.05) | $ (0.01) | $ (0.01) | $ (0.04) | $ (0.07) | $ (0.13) | ||||
| Total (in dollars per share) | $ (0.75) | $ (7.96) | $ (0.01) | $ 0.04 | $ 0.16 | $ (0.10) | $ 0.37 | $ 0.45 | $ (8.73) | $ 0.89 | $ 1.52 | |
| Diluted net income (loss) per common share: | ||||||||||||
| Continuing (in dollars per share) | $ (0.75) | $ (7.96) | $ 0.02 | $ 0.05 | $ 0.21 | $ (0.10) | $ 0.38 | $ 0.46 | $ (8.69) | $ 0.95 | $ 1.63 | |
| Discontinued (in dollars per share) | $ (0.03) | $ (0.01) | $ (0.05) | $ (0.01) | $ (0.01) | $ (0.04) | $ (0.07) | $ (0.13) | ||||
| Total (in dollars per share) | $ (0.75) | $ (7.96) | $ (0.01) | $ 0.04 | $ 0.16 | $ (0.10) | $ 0.37 | $ 0.45 | $ (8.73) | $ 0.88 | $ 1.50 | |
| Credit for reversal of an earnout liability related to Match Point | 900,000 | |||||||||||
| Impairment of Springbox unit | $ 1,800,000 | |||||||||||