XML 40 R29.htm IDEA: XBRL DOCUMENT v3.7.0.1
Investments (Details)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
Jun. 30, 2017
USD ($)
Security
Investment
Jun. 30, 2016
USD ($)
Jun. 30, 2017
USD ($)
Security
Partnership
Investment
Jun. 30, 2016
USD ($)
Dec. 31, 2016
USD ($)
Security
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value $ 469,015   $ 469,015    
Cost or amortized cost 465,713   465,713    
Available-for-sale Securities, Fair Value to Amortized Cost Basis [Abstract]          
Fair value 656,932   656,932   $ 611,849
Cost or amortized cost 590,985   590,985   559,463
Gross unrealized gains 70,844   70,844   60,621
Gross unrealized losses (4,897)   (4,897)   (8,235)
Net unrealized gains (losses) $ 65,947   65,947   52,386
Applicable federal income taxes     (23,081)   (18,335)
Net unrealized gains - net of tax     $ 42,866   $ 34,051
Available-for-sale Securities Continuous Unrealized Loss Position [Abstract]          
Number of Securities, total | Security 409   409   486
Available-for-sale Securities Continuous Unrealized Loss Position, Fair Value [Abstract]          
Fair value, total $ 319,988   $ 319,988   $ 343,800
Available-for-sale Securities Continuous Unrealized Loss Position, Aggregate Losses [Abstract]          
Gross unrealized loss, total (4,897)   (4,897)   (8,235)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
One year or less, Fair Value 45,007   45,007    
Excess of one year to five years, Fair Value 268,334   268,334    
Excess of five years to ten years, Fair Value 55,658   55,658    
Excess of ten years, Fair Value 4,272   4,272    
Total contractual maturities, Fair Value 373,271   373,271    
Asset-backed securities, Fair Value 95,744   95,744    
Total, Fair Value 469,015   469,015    
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
One year or less, Cost or Amortized Cost 45,001   45,001    
Excess of one year to five years, Cost or Amortized Cost 269,180   269,180    
Excess of five years to ten years, Cost or Amortized Cost 54,616   54,616    
Excess of ten years, Cost or Amortized Cost 4,154   4,154    
Total contractual maturities, Cost or Amortized Cost 372,951   372,951    
Asset-backed securities, Cost or Amortized Cost 92,762   92,762    
Cost or amortized cost 465,713   465,713    
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]          
Limited partnerships - net gain (loss) 731 $ 977 6,017 $ (1,202)  
Net realized gains on investments 3,296 280 9,590 9,292  
Available for Sale Securities Gain Loss Activity [Abstract]          
Realized net gains (losses) on the disposal of securities 2,243 (1,142) 2,642 7,167  
Mark-to-market adjustment 249 (133) (35) (434)  
Equity in gains (losses) of limited partnership investments - realized and unrealized 731 977 6,017 (1,202)  
Impairment [Abstract]          
Write-downs based upon objective criteria (31) (1,095) (31) (3,155)  
Recovery of prior write-downs upon sale or disposal 104 1,673 997 6,916  
Net realized gains on investments 3,296 280 9,590 9,292  
Summarized financial information of significant limited partnership investments [Abstract]          
Total assets 1,256,292   1,256,292   1,154,137
Directors [Member]          
Limited Partners' Capital Account [Line Items]          
Invested assets other than limited partnership     23,485    
Agency Collateralized Mortgage Obligations [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 7,927   7,927   6,171
Cost or amortized cost 7,196   7,196   6,000
Gross unrealized gains 732   732   171
Gross unrealized losses (1)   (1)   0
Net unrealized gains (losses) 731   731   171
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 7,927   7,927   6,171
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 7,196   7,196   6,000
Agency Mortgage Backed Securities [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 15,852   15,852   4,770
Cost or amortized cost 15,834   15,834   4,751
Gross unrealized gains 73   73   57
Gross unrealized losses (55)   (55)   (38)
Net unrealized gains (losses) 18   18   19
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 15,852   15,852   4,770
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 15,834   15,834   4,751
Asset-backed Securities [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 41,543   41,543   45,183
Cost or amortized cost 40,354   40,354   45,207
Gross unrealized gains 1,263   1,263   458
Gross unrealized losses (74)   (74)   (482)
Net unrealized gains (losses) 1,189   1,189   (24)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 41,543   41,543   45,183
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 40,354   40,354   45,207
Bank Loans [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 21,557   21,557   10,349
Cost or amortized cost 21,496   21,496   10,222
Gross unrealized gains 135   135   149
Gross unrealized losses (74)   (74)   (22)
Net unrealized gains (losses) 61   61   127
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 21,557   21,557   10,349
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 21,496   21,496   10,222
Certificates of Deposit [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 3,127   3,127   3,117
Cost or amortized cost 3,125   3,125   3,126
Gross unrealized gains 2   2   0
Gross unrealized losses 0   0   (9)
Net unrealized gains (losses) 2   2   (9)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 3,127   3,127   3,117
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 3,125   3,125   3,126
Collateralized Mortgage Obligations [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 6,590   6,590   9,104
Cost or amortized cost 6,203   6,203   9,096
Gross unrealized gains 426   426   290
Gross unrealized losses (39)   (39)   (282)
Net unrealized gains (losses) 387   387   8
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 6,590   6,590   9,104
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 6,203   6,203   9,096
Corporate Securities [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 151,672   151,672   142,683
Cost or amortized cost 150,973   150,973   143,356
Gross unrealized gains 1,841   1,841   1,643
Gross unrealized losses (1,142)   (1,142)   (2,316)
Net unrealized gains (losses) 699   699   (673)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 151,672   151,672   142,683
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 150,973   150,973   143,356
Mortgage-backed Securities [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 23,962   23,962   24,571
Cost or amortized cost 23,305   23,305   23,904
Gross unrealized gains 1,046   1,046   1,132
Gross unrealized losses (389)   (389)   (465)
Net unrealized gains (losses) 657   657   667
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 23,962   23,962   24,571
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 23,305   23,305   23,904
Municipal Obligations [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 112,718   112,718   129,335
Cost or amortized cost 112,280   112,280   130,204
Gross unrealized gains 745   745   391
Gross unrealized losses (307)   (307)   (1,260)
Net unrealized gains (losses) 438   438   (869)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 112,718   112,718   129,335
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 112,280   112,280   130,204
Non-U.S. Government Obligations [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 27,096   27,096   24,681
Cost or amortized cost 27,700   27,700   26,461
Gross unrealized gains 406   406   230
Gross unrealized losses (1,010)   (1,010)   (2,010)
Net unrealized gains (losses) (604)   (604)   (1,780)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 27,096   27,096   24,681
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 27,700   27,700   26,461
U.S. Government Obligations [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 56,971   56,971   91,940
Cost or amortized cost 57,247   57,247   92,234
Gross unrealized gains 32   32   74
Gross unrealized losses (308)   (308)   (368)
Net unrealized gains (losses) (276)   (276)   (294)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 56,971   56,971   91,940
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 57,247   57,247   92,234
Total Fixed Maturities [Member]          
Available-for-sale Debt Securities, Amortized Cost Basis [Abstract]          
Fair value 469,015   469,015   491,904
Cost or amortized cost 465,713   465,713   494,561
Gross unrealized gains 6,701   6,701   4,595
Gross unrealized losses (3,399)   (3,399)   (7,252)
Net unrealized gains (losses) $ 3,302   $ 3,302   $ (2,657)
Available-for-sale Securities Continuous Unrealized Loss Position [Abstract]          
Number of Securities, 12 months or less | Security 330   330   397
Number of Securities, Greater than 12 months | Security 31   31   54
Number of Securities, total | Security 361   361   451
Available-for-sale Securities Continuous Unrealized Loss Position, Fair Value [Abstract]          
Fair value, 12 months or less $ 260,883   $ 260,883   $ 291,048
Fair value, Greater than 12 months 8,398   8,398   32,054
Fair value, total 269,281   269,281   323,102
Available-for-sale Securities Continuous Unrealized Loss Position, Aggregate Losses [Abstract]          
Gross unrealized loss, 12 months or less (2,007)   (2,007)   (4,380)
Gross unrealized loss, Greater than 12 months (1,392)   (1,392)   (2,872)
Gross unrealized loss, total (3,399)   (3,399)   (7,252)
Available-for-sale Securities Debt Maturities Fair Value [Abstract]          
Total, Fair Value 469,015   469,015   491,904
Available-for-sale Securities Debt Maturities Amortized Cost Basis [Abstract]          
Cost or amortized cost 465,713   465,713   494,561
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]          
Gross gains 4,804 565 5,692 1,842  
Gross losses (4,776) (1,140) (6,149) (4,036)  
Net realized gains (losses) 28 (575) (457) (2,194)  
Consumer [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 43,293   43,293   32,576
Cost or amortized cost 21,242   21,242   15,231
Gross unrealized gains 22,374   22,374   17,656
Gross unrealized losses (323)   (323)   (311)
Net unrealized gains (losses) 22,051   22,051   17,345
Energy [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 7,630   7,630   12,842
Cost or amortized cost 5,470   5,470   5,641
Gross unrealized gains 2,356   2,356   7,203
Gross unrealized losses (196)   (196)   (2)
Net unrealized gains (losses) 2,160   2,160   7,201
Financial [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 39,549   39,549   31,186
Cost or amortized cost 28,156   28,156   22,417
Gross unrealized gains 11,581   11,581   8,998
Gross unrealized losses (188)   (188)   (229)
Net unrealized gains (losses) 11,393   11,393   8,769
Industrial [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 28,093   28,093   21,145
Cost or amortized cost 9,591   9,591   6,239
Gross unrealized gains 18,593   18,593   15,098
Gross unrealized losses (91)   (91)   (192)
Net unrealized gains (losses) 18,502   18,502   14,906
Technology [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 9,507   9,507   8,858
Cost or amortized cost 4,117   4,117   4,117
Gross unrealized gains 5,390   5,390   4,769
Gross unrealized losses 0   0   (28)
Net unrealized gains (losses) 5,390   5,390   4,741
Mutual Fund [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 53,088   53,088   6,995
Cost or amortized cost 52,288   52,288   6,930
Gross unrealized gains 1,323   1,323   121
Gross unrealized losses (523)   (523)   (56)
Net unrealized gains (losses) 800   800   65
Other [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 6,757   6,757   6,343
Cost or amortized cost 4,408   4,408   4,327
Gross unrealized gains 2,526   2,526   2,181
Gross unrealized losses (177)   (177)   (165)
Net unrealized gains (losses) 2,349   2,349   2,016
Total Equity Securities [Member]          
Available-for-sale Equity Securities, Amortized Cost Basis [Abstract]          
Fair value 187,917   187,917   119,945
Cost or amortized cost 125,272   125,272   64,902
Gross unrealized gains 64,143   64,143   56,026
Gross unrealized losses (1,498)   (1,498)   (983)
Net unrealized gains (losses) $ 62,645   $ 62,645   $ 55,043
Available-for-sale Securities Continuous Unrealized Loss Position [Abstract]          
Number of Securities, 12 months or less | Security 48   48   35
Number of Securities, Greater than 12 months | Security 0   0   0
Number of Securities, total | Security 48   48   35
Available-for-sale Securities Continuous Unrealized Loss Position, Fair Value [Abstract]          
Fair value, 12 months or less $ 50,707   $ 50,707   $ 20,698
Fair value, Greater than 12 months 0   0   0
Fair value, total 50,707   50,707   20,698
Available-for-sale Securities Continuous Unrealized Loss Position, Aggregate Losses [Abstract]          
Gross unrealized loss, 12 months or less (1,498)   (1,498)   (983)
Gross unrealized loss, Greater than 12 months 0   0   0
Gross unrealized loss, total (1,498)   (1,498)   $ (983)
Available-for-sale Securities, Gross Realized Gain (Loss) [Abstract]          
Gross gains 2,892 1,126 4,498 16,636  
Gross losses (355) (1,248) (468) (3,948)  
Net realized gains (losses) 2,537 (122) 4,030 12,688  
Limited Partnership [Member]          
Limited Partners' Capital Account [Line Items]          
Undistributed earnings of limited partnership, net of taxes 28,669   28,669    
Total investment in limited partnerships $ 39,479   $ 39,479    
Number of partnerships investment | Partnership     2    
Number of significant investments in public and private equity market in India | Investment 1   1    
Significant investment in public and private equity markets in India, value $ 28,074 26,673 $ 28,074 26,673  
Estimated ownership interest in significant limited partnership investment     5.00%    
Earnings (losses) from limited partnership investment     $ 4,520 (196)  
Summarized financial information of significant limited partnership investments [Abstract]          
Total assets 497,901 464,045 497,901 464,045  
Total partners' capital $ 497,901 $ 458,178 497,901 458,178  
Net increase (decrease) in partners' capital resulting from operations     $ 80,173 $ (5,764)