v2.4.0.8
Related Party Transactions - AmTrust (Details)
3 Months Ended 9 Months Ended 21 Months Ended 0 Months Ended 1 Months Ended 2 Months Ended 9 Months Ended 15 Months Ended 21 Months Ended 55 Months Ended 3 Months Ended 9 Months Ended 21 Months Ended 30 Months Ended 3 Months Ended 9 Months Ended 24 Months Ended 45 Months Ended 69 Months Ended 37 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 13 Months Ended 37 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 18 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 3 Months Ended 9 Months Ended 30 Months Ended 3 Months Ended 9 Months Ended 75 Months Ended 3 Months Ended 9 Months Ended 12 Months Ended 10 Months Ended 3 Months Ended 9 Months Ended 2 Months Ended 18 Months Ended 2 Months Ended 18 Months Ended 0 Months Ended
Sep. 30, 2013
USD ($)
Dec. 31, 2012
USD ($)
Sep. 30, 2013
Founding Shareholders [Member]
AmTrust Financial Services, Inc. [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
USD ($)
Dec. 31, 2012
AmTrust Financial Services, Inc. [Member]
USD ($)
Mar. 07, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Feb. 09, 2009
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
USD ($)
Jun. 11, 2008
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
USD ($)
Jul. 31, 2007
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
USD ($)
Mar. 06, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Dec. 31, 2011
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Mar. 31, 2011
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Dec. 31, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Dec. 31, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust European Hospital Liability Quota Share Agreement [Member]
EUR (€)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust European Hospital Liability Quota Share Agreement [Member]
EUR (€)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust European Hospital Liability Quota Share Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust European Hospital Liability Quota Share Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust European Hospital Liability Quota Share Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust European Hospital Liability Quota Share Agreement [Member]
Commissions Paid [Member]
USD ($)
Dec. 31, 2009
AmTrust Financial Services, Inc. [Member]
AmTrust Workers' Compensation Reinsurance Agreement [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Workers' Compensation Reinsurance Agreement [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Workers' Compensation Reinsurance Agreement [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Technology Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Southern General Agency Program Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Commissions Paid [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Premiums Earned [Member]
USD ($)
Dec. 31, 2012
AmTrust Financial Services, Inc. [Member]
Reinsurer Trust Assets Collateral Agreement [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
Brokerage Expense [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
Brokerage Expense [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
Brokerage Expense [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Reinsurance Brokerage Agreements [Member]
Brokerage Expense [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Asset Management Agreement [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Asset Management Agreement [Member]
Investment Management Fees [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Asset Management Agreement [Member]
Investment Management Fees [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
Asset Management Agreement [Member]
Investment Management Fees [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
Asset Management Agreement [Member]
Investment Management Fees [Member]
USD ($)
Dec. 31, 2012
AmTrust Financial Services, Inc. [Member]
Asset Management Agreement [Member]
Investment Management Fees [Member]
USD ($)
Dec. 31, 2011
AmTrust Financial Services, Inc. [Member]
AmTrust Time Sharing Agreement [Member]
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Time Sharing Agreement [Member]
Aircraft Expenses [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Time Sharing Agreement [Member]
Aircraft Expenses [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
AmTrust Time Sharing Agreement [Member]
Aircraft Expenses [Member]
USD ($)
Sep. 30, 2012
AmTrust Financial Services, Inc. [Member]
AmTrust Time Sharing Agreement [Member]
Aircraft Expenses [Member]
USD ($)
Sep. 30, 2013
AmTrust Financial Services, Inc. [Member]
National General Holdings Corp. [Member]
Sep. 30, 2013
Michael Karfunkel 2005 Grantor Retained Annuity Trust [Member]
National General Holdings Corp. [Member]
Sep. 30, 2013
Michael Karfunkel [Member]
National General Holdings Corp. [Member]
Mar. 06, 2013
Minimum [Member]
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Sep. 30, 2013
Minimum [Member]
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Mar. 06, 2013
Maximum [Member]
AmTrust Financial Services, Inc. [Member]
AmTrust Quota Share Reinsurance Agreement [Member]
Sep. 30, 2013
Maximum [Member]
AmTrust Financial Services, Inc. [Member]
AmTrust NA Reinsurance Agreement [Member]
Jun. 04, 2013
Series A Preferred Stock [Member]
AmTrust Financial Services, Inc. [Member]
National General Holdings Corp. [Member]
Jun. 06, 2013
Common Stock [Member]
AmTrust Financial Services, Inc. [Member]
National General Holdings Corp. [Member]
Jun. 05, 2013
Common Stock [Member]
AmTrust Financial Services, Inc. [Member]
National General Holdings Corp. [Member]
USD ($)
Related Party Transaction [Line Items]                                                                                                                                                                                      
Ownership percentage     58.00%                                                                                                                                                             15.40% 41.40% 15.80%              
Shares owned                                                                                                                                                                                 53,054 12,295,430 42,958
Stock split, conversion ratio                                                                                                                                                                                   286.22  
Number of shares issued (in shares)                                                                                                                                                                                   21,850,000  
Common shares, par value $ 0.01 $ 0.01                                                                                                                                                                                 $ 0.01
Percent of premiums written, net of cost of unaffiliated inuring reinsurance from related party                       100.00% 40.00%                                                         100.00%                                                                                                  
Unearned premiums $ 1,089,218,000 $ 936,497,000                   $ 82,200,000                                                                                                                                                              
Percent of losses with respect to current lines of business, excluding those above covered business threshold to related party                         40.00% 40.00%                                                                                                                                                          
Covered business threshold                     5,000,000   5,000,000                                                                                                                                                            
Premiums and losses related to covered business to cede                                 40.00%   40.00%                                                                                                                                                
Commission rate, percent of ceded written premiums                           31.00% 34.375% 30.00% 31.00% 31.00% 34.375%           5.00%               5.00%                   5.00%                                                                                     10.00%   27.50%      
Commission rate, adjustment to percent of ceded written premiums                             1.00%                                                                                                                                                        
Commission rate, adjusted percent of ceded written premiums                             30.00%                                                                                                                                                        
Commission rate, adjustment criteria, threshold percent of specialty risk and extended warranty to covered business                             42.00%                                                                                                                                                        
Commission rate, adjustment criteria 2, floor percent of specialty risk and extended warranty to covered business                             38.00%                                                                                                                                                        
Commission rate, reduced adjustment to percent of ceded written premiums                             0.50%                                                                                                                                                        
Commission rate, reduced adjustment to percent of ceded written premiums                             30.50%                                                                                                                                                        
Contract extension                             1 year                                                                                                                                                        
Contract extension                   3 years                                                                                                                                     1 year                            
Cancellation notice period                   9 months                                                                                                               30 days         30 days                                        
Cancellation notice period upon the occurrence of certain early termination events                   30 days                                                                                                                                                                  
Early termination events, reduction threshold of stockholders' equity                   50.00%                                                                                                                                                                  
Premiums and losses related to policies                                                 40.00%                                                                                                                                    
Maximum limit of liability attaching                                     2,000,000         10,000,000 5,000,000                                                                                                                                    
Percent basis currency equivalent of maximum limit of liability attaching                                               100.00%                                                                                                                                      
Profit sharing commencement period                                                 2 years                                                                                                                                    
Portion of excess performance to be shared                                                 50.00%                                                                                                                                    
Agreement period                                                                 3 years                                     1 year                           1 year                     10 months                            
Revenue from related parties       467,000 489,000   1,468,000 1,397,000                                                           160,000 1,404,000 849,000 6,438,000     70,000 27,000 164,000 60,000 1,410,000 547,000 3,285,000 1,198,000           170,000 535,000 369,000 582,000                                                              
Accrued interest       467,000   467,000   467,000 0                                                                                                                                                                    
Percent of gross liabilities, from related party                                                                                   100.00% 80.00%                                                                                                
Percent of gross liabilities, from third party                                                                                     20.00%                                                                                                
Expenses recorded from related party transactions                                       67,429,000 46,969,000 199,841,000 132,098,000     1,398,000 1,340,000 4,294,000 3,774,000         25,000 404,000 181,000 1,921,000                               38,000 463,000 94,000 472,000                     3,043,000 2,216,000 9,064,000 6,412,000   1,080,000 952,000 3,182,000 2,667,000 0   38,000 6,000 57,000 38,000                    
Percent participation in reinsurance program                                                           45.00% 40.00%                                                                                                                        
Excess reinsurance coverage above threshold                                                               9,000,000                                                                                                                      
Reinsurance coverage threshold                                                               1,000,000                                       1,000,000                                                                              
Reinsurance coverage limit                                                             10,000,000 10,000,000                                                                                                                      
Annual aggregate deductible                                                               1,250,000                                                                                                                      
Remaining percent participation in single carrier                                                           55.00%                                                                                                                          
Percent of credit insurance business to cede                                                                 90.00%                                                                                                                    
Percent of general liability business to cede                                                                 100.00%                                                                                                                    
Loan to related party 167,975,000 167,975,000   167,975,000   167,975,000   167,975,000 167,975,000                                                                                                                                                                    
Loan to related party, Basis spread on LIBOR       0.90%   0.90%   0.90%                                                                                                                                                                      
Loan to related party, LIBOR basis spread assessment period           360 days                                                                                                                                                                          
Collateral held by related party       1,095,601,000   1,095,601,000   1,095,601,000                                                                                                         857,013,000                                                            
Accrued interest on collateral held by related party       7,346,000   7,346,000   7,346,000                                                                                                         6,967,000                                                            
Brokerage fee, percent of premium assumed                                                                                                                                   1.25%                                                  
Reserve for loss and loss adjustment expenses                                                                                                                                     8,441,000 6,299,000 8,441,000 6,299,000                                          
Brokerage fees paid                                                                                                                           21,000 20,000 22,000 20,000                                                    
Quarterly brokerage fee, below portfolio threshold, percent of average holdings                                                                                                                                             0.05%                                        
Quarterly brokerage fee, portfolio threshold                                                                                                                                             $ 1,000,000,000                                        
Quarterly brokerage fee, above portfolio threshold, percent of average holdings                                                                                                                                             0.0375%                                        
Commission rate, adjustment criteria, loss ratio floor                                                                                                                                                                         81.50%            
Commission rate, adjustment criteria, loss ratio ceiling                                                                                                                                                                             95.00%