XML 79 R131.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Schedule III - Supplementary Insurance Information (Details) - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Dec. 31, 2019
Sep. 30, 2019
Jun. 30, 2019
Mar. 31, 2019
Dec. 31, 2018
Sep. 30, 2018
Jun. 30, 2018
Mar. 31, 2018
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Deferred policy acquisition costs $ 271,186       $ 252,612       $ 271,186 $ 252,612 $ 235,055
Reserve for loss and loss expenses 4,067,163       3,893,868       4,067,163 3,893,868 3,771,240
Unearned premiums 1,523,167       1,431,932       1,523,167 1,431,932 1,349,644
Net premiums earned                 2,597,171 2,436,229 2,291,027
Net investment income [1]                 236,965 140,413 168,241
Loss and loss expense incurred                 1,551,491 1,498,134 1,345,074
Amortization of deferred policy acquisition costs                 535,973 495,042 469,236
Other operating expenses                 345,714 [2] 321,880 [3] 322,381 [4]
Net premiums written                 2,679,424 2,514,286 2,370,641
Other insurance expenses                 358,069 331,318 333,097
Other income 3,820 $ 3,162 $ 3,053 $ 2,320 1,542 $ 2,538 $ 3,179 $ 2,179 12,355 9,438 10,716
Standard Commercial Lines [Member]                      
Deferred policy acquisition costs 226,464       206,391       226,464 206,391 193,408
Reserve for loss and loss expenses 3,436,363       3,283,531       3,436,363 3,283,531 3,165,217
Unearned premiums 1,108,009       1,020,054       1,108,009 1,020,054 956,173
Net premiums earned                 2,049,614 1,912,222 1,788,499
Net investment income                 0 0 0
Loss and loss expense incurred                 1,187,856 1,141,038 1,008,150
Amortization of deferred policy acquisition costs                 445,661 412,420 387,552
Other operating expenses                 270,107 249,660 243,283
Net premiums written                 2,137,071 1,975,683 1,858,735
Standard Personal Lines [Member]                      
Deferred policy acquisition costs 16,848       18,070       16,848 18,070 16,952
Reserve for loss and loss expenses 224,200       223,223       224,200 223,223 263,166
Unearned premiums 309,125       304,085       309,125 304,085 295,435
Net premiums earned                 307,739 304,441 289,701
Net investment income                 0 0 0
Loss and loss expense incurred                 211,300 206,752 189,294
Amortization of deferred policy acquisition costs                 34,477 33,617 32,542
Other operating expenses                 53,702 51,308 56,761
Net premiums written                 304,592 309,277 296,775
E&S Lines [Member]                      
Deferred policy acquisition costs 27,874       28,151       27,874 28,151 24,695
Reserve for loss and loss expenses 406,600       387,114       406,600 387,114 342,857
Unearned premiums 106,033       107,793       106,033 107,793 98,036
Net premiums earned                 239,818 219,566 212,827
Net investment income                 0 0 0
Loss and loss expense incurred                 152,335 150,344 147,630
Amortization of deferred policy acquisition costs                 55,835 49,005 49,142
Other operating expenses                 21,905 20,912 22,337
Net premiums written                 237,761 229,326 215,131
Investments Segment [Member]                      
Deferred policy acquisition costs 0       0       0 0 0
Reserve for loss and loss expenses 0       0       0 0 0
Unearned premiums $ 0       $ 0       0 0 0
Net premiums earned                 0 0 0
Net investment income [1]                 236,965 140,413 168,241
Loss and loss expense incurred                 0 0 0
Amortization of deferred policy acquisition costs                 0 0 0
Other operating expenses                 0 0 0
Net premiums written                 0 0 0
Miscellaneous Income [Member]                      
Other income                 $ 12,355 $ 9,438 $ 10,716
[1] Includes “Net investment income earned” and “Total net realized and unrealized gains (losses)” on the Consolidated Statements of Income.
[2] “Other operating expenses” of $345,714 reconciles to the Consolidated Statements of Income
[3] “Other operating expenses” of $321,880 reconciles to the Consolidated Statements of Income
[4] “Other operating expenses” of $322,381 reconciles to the Consolidated Statements of Income