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Reinsurance (Tables) | 12 Months Ended
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Dec. 31, 2013
Insurance [Abstract] |
Schedule of the Effect of Reinsurance on Premiums Written and Earned | The effect of reinsurance on premiums written and earned in 2013, 2012 and 2011 was as follows:
|  | 2013 Premiums |  |  | 2012 Premiums |  |  | 2011 Premiums |
|  | Written |  |  | Earned |  |  | Written |  |  | Earned |  |  | Written |  |  | Earned |
|  | (In thousands) |
Gross |  | $ | 372,177 |  |  | $ | 348,408 |  |  | $ | 328,823 |  |  | $ | 306,994 |  |  | $ | 272,101 |  |  | $ | 264,896 |
Ceded |  |  | (18,425) |  |  |  | (18,425) |  |  |  | (16,305) |  |  |  | (16,305) |  |  |  | (13,881) |  |  |  | (13,881) |
Net premiums |  | $ | 353,752 |  |  | $ | 329,983 |  |  | $ | 312,518 |  |  | $ | 290,689 |  |  | $ | 258,220 |  |  | $ | 251,015 |
Schedule of the Amounts Recoverable from Reinsurers | The amounts recoverable from reinsurers consist of the following:
|  | December 31, |
|  | 2013 |  |  | 2012 |
|  | (In thousands) |
Unpaid losses recoverable: |  |  |  |  |  |  |  |
Case basis |  | $ | 31,850 |  |  | $ | 31,105 |
Incurred but not reported |  |  | 16,849 |  |  |  | 24,085 |
Paid losses recoverable |  |  | 497 |  |  |  | 746 |
Experience-rated commissions recoverable |  |  | 26,130 |  |  |  | 45,416 |
Total |  | $ | 75,326 |  |  | $ | 101,352 |
Schedule of Unsecured Reinsurance Recoverables from Reinsurers | The A.M. Best Company rating for the reinsurer is shown parenthetically.
Hannover Reinsurance (Ireland) Limited (A+) |  | $ | 23,956 |
Odyssey America Reinsurance Corporation (A) |  |  | 12,045 |
Minnesota Workers’ Compensation Reinsurance Association (NR) |  |  | 6,784 |
Tokio Millenium Reinsurance Limited (A++) |  |  | 6,246 |
Clearwater Insurance Company (bbb) |  |  | 5,693 |
Other reinsurers |  |  | 20,602 |
Total reinsurance recoverables |  |  | 75,326 |
Letters of credit and funds held |  |  | (39,333) |
Total unsecured reinsurance recoverables |  | $ | 35,993 |

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- Definition Reinsurance reserves recoverable. + References No definition available. + Details
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