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Schedule IV Reinsurance | 12 Months Ended
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Dec. 31, 2015
Reinsurance Insurance Premiums Earned [Abstract] |
Supplemental Schedule of Reinsurance Premiums for Insurance Companies [Text Block] | Radian Group Inc. Schedule IV—Reinsurance Insurance Premiums Earned Year Ended December 31, 2015, 2014 and 2013
($ in thousands) | Gross Amount |  |  | Ceded to Other Companies |  |  | Assumed from Other Companies |  |  | Net Amount |  |  | Assumed Premiums as a Percentage of Net Premiums |
2015 | $ | 973,645 |  |  | $ | 57,780 |  |  | $ | 43 |  |  | $ | 915,908 |  |  | 0.00 | %
2014 | $ | 905,502 |  |  | $ | 61,017 |  |  | $ | 43 |  |  | $ | 844,528 |  |  | 0.01 | %
2013 | $ | 848,655 |  |  | $ | 67,291 |  |  | $ | 56 |  |  | $ | 781,420 |  |  | 0.01 | %

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- Definition Reinsurance Insurance Premiums Earned [Abstract] + References No definition available. + Details
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- Definition The entire disclosure for the supplemental schedule of reinsurance information. Reinsurance schedule includes, but is not limited to, the type of insurance, gross amount of premiums, premiums ceded to other entities, premiums assumed from other entities, net amount of premium revenue, and the percentage of the premiums assumed to net premium revenue. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 235 -Section S99 -Paragraph 2 -Subparagraph (SX 210.12-17) -URI http://asc.fasb.org/extlink&oid=34713774&loc=d3e574992-122915 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 10 -Section S99 -Paragraph 3 -Subparagraph (SX 210.7-05.(c) Schedule IV) -URI http://asc.fasb.org/extlink&oid=6879921&loc=d3e569147-122900 + Details
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