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Fair Value Measurements (Tables) | 6 Months Ended
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Jun. 30, 2017
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis |
Schedule of Quantitative Disclosures of Our Financial Assets That Were Measured At Fair Value |
June 30, 2017 |  |  |  | Fair Value Measurements Using
($ in thousands) |  | Assets Measured at Fair Value at 6/30/2017 |  | Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1)1 |  | Significant Other Observable Inputs (Level 2)1 |  | Significant Unobservable Inputs (Level 3)
Description |  |  |  |  |  |  |  |  |  |  |  |
Measured on a recurring basis: |  |  |  |  |  |  |  |  |  |  |  |
AFS fixed income securities: |  |  |  |  |  |  |  |
U.S. government and government agencies |  | $ | 68,003 |  |  | 24,828 |  |  | 43,175 |  |  | — |
Foreign government |  | 18,714 |  |  | — |  |  | 18,714 |  |  | — |
Obligations of states and political subdivisions |  | 1,404,766 |  |  | — |  |  | 1,404,766 |  |  | — |
Corporate securities |  | 1,821,510 |  |  | — |  |  | 1,821,510 |  |  | — |
CLO and other ABS |  | 702,524 |  |  | — |  |  | 702,524 |  |  | — |
CMBS |  | 279,205 |  |  | — |  |  | 279,205 |  |  | — |
RMBS |  | 724,000 |  |  | — |  |  | 724,000 |  |  | — |
Total AFS fixed income securities |  | 5,018,722 |  |  | 24,828 |  |  | 4,993,894 |  |  | — |
AFS equity securities: |  |  |  |  |  |  |  |
Common stock |  | 144,436 |  |  | 135,966 |  |  | — |  |  | 8,470 |
Preferred stock |  | 17,258 |  |  | 17,258 |  |  | — |  |  | — |
Total AFS equity securities |  | 161,694 |  |  | 153,224 |  |  | — |  |  | 8,470 |
Total AFS securities |  | 5,180,416 |  |  | 178,052 |  |  | 4,993,894 |  |  | 8,470 |
Short-term investments |  | 133,706 |  |  | 133,706 |  |  | — |  |  | — |
Total assets measured at fair value |  | $ | 5,314,122 |  |  | 311,758 |  |  | 4,993,894 |  |  | 8,470 |
December 31, 2016 |  |  |  | Fair Value Measurements Using
($ in thousands) |  | Assets Measured at Fair Value at 12/31/2016 |  | Quoted Prices in Active Markets for Identical Assets/Liabilities (Level 1)1 |  | Significant Other Observable Inputs (Level 2)1 |  | Significant Unobservable Inputs (Level 3)
Description |  |  |  |  |  |  |  |  |  |  |  |
Measured on a recurring basis: |  |  |  |  |  |  |  |  |  |  |  |
AFS fixed income securities: |  |  |  |  |  |  |  |
U.S. government and government agencies |  | $ | 77,333 |  |  | 27,520 |  |  | 49,813 |  |  | — |
Foreign government |  | 26,865 |  |  | — |  |  | 26,865 |  |  | — |
Obligations of states and political subdivisions |  | 1,379,593 |  |  | — |  |  | 1,379,593 |  |  | — |
Corporate securities |  | 1,997,753 |  |  | — |  |  | 1,997,753 |  |  | — |
CLO and other ABS |  | 528,960 |  |  | — |  |  | 528,960 |  |  | — |
CMBS |  | 256,842 |  |  | — |  |  | 256,842 |  |  | — |
RMBS |  | 525,194 |  |  | — |  |  | 525,194 |  |  | — |
Total AFS fixed income securities |  | 4,792,540 |  |  | 27,520 |  |  | 4,765,020 |  |  | — |
AFS equity securities: |  |  |  |  |  |  |  |
Common stock |  | 130,608 |  |  | 122,932 |  |  | — |  |  | 7,676 |
Preferred stock |  | 16,145 |  |  | 16,145 |  |  | — |  |  | — |
Total AFS equity securities |  | 146,753 |  |  | 139,077 |  |  | — |  |  | 7,676 |
Total AFS securities |  | 4,939,293 |  |  | 166,597 |  |  | 4,765,020 |  |  | 7,676 |
Short-term investments |  | 221,701 |  |  | 221,701 |  |  | — |  |  | — |
Total assets measured at fair value |  | $ | 5,160,994 |  |  | 388,298 |  |  | 4,765,020 |  |  | 7,676 |
1 | There were no transfers of securities between Level 1 and Level 2.
Schedule of Quantitative Information of Our Financial Assets and Liabilities That Were Disclosed at Fair Value |
June 30, 2017 |  |  |  | Fair Value Measurements Using
($ in thousands) |  | Assets/ Liabilities Disclosed at Fair Value at 6/30/2017 |  | Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Financial Assets |  |  |  |  |  |  |  |  |  |  |  |
HTM: |  |  |  |  |  |  |  |  |  |  |  |
Obligations of states and political subdivisions |  | $ | 55,622 |  |  | — |  |  | 55,622 |  |  | — |
Corporate securities |  | 19,918 |  |  | — |  |  | 13,960 |  |  | 5,958 |
Total HTM fixed income securities |  | $ | 75,540 |  |  | — |  |  | 69,582 |  |  | 5,958 |
Financial Liabilities |  |  |  |  |  |  |  |  |  |  |  |
Long-term debt: |  |  |  |  |  |  |  |
7.25% Senior Notes |  | $ | 58,690 |  |  | — |  |  | 58,690 |  |  | — |
6.70% Senior Notes |  | 112,573 |  |  | — |  |  | 112,573 |  |  | — |
5.875% Senior Notes |  | 188,767 |  |  | 188,767 |  |  | — |  |  | — |
1.61% borrowings from FHLBNY |  | 24,521 |  |  | — |  |  | 24,521 |  |  | — |
1.56% borrowings from FHLBNY |  | 24,462 |  |  | — |  |  | 24,462 |  |  | — |
3.03% borrowings from FHLBI |  | 60,837 |  |  | — |  |  | 60,837 |  |  | — |
Total long-term debt |  | $ | 469,850 |  |  | 188,767 |  |  | 281,083 |  |  | — |
December 31, 2016 |  |  |  | Fair Value Measurements Using
($ in thousands) |  | Assets/ Liabilities Disclosed at Fair Value at 12/31/2016 |  | Quoted Prices in Active Markets for Identical Assets/ Liabilities (Level 1) |  | Significant Other Observable Inputs (Level 2) |  | Significant Unobservable Inputs (Level 3)
Financial Assets |  |  |  |  |  |  |  |  |  |  |  |
HTM: |  |  |  |  |  |  |  |  |  |  |
Obligations of states and political subdivisions |  | $ | 79,916 |  |  | — |  |  | 79,916 |  |  | — |
Corporate securities |  | 24,075 |  |  | — |  |  | 16,565 |  |  | 7,510 |
CMBS |  | 1,220 |  |  | — |  |  | 1,220 |  |  | — |
Total HTM fixed income securities |  | $ | 105,211 |  |  | — |  |  | 97,701 |  |  | 7,510 |
Financial Liabilities |  |  |  |  |  |  |  |  |
Long-term debt: |  |  |  |  |  |  |  |
7.25% Senior Notes |  | $ | 56,148 |  |  | — |  |  | 56,148 |  |  | — |
6.70% Senior Notes |  | 108,333 |  |  | — |  |  | 108,333 |  |  | — |
5.875% Senior Notes |  | 176,860 |  |  | 176,860 |  |  | — |  |  | — |
1.61% borrowings from FHLBNY |  | 24,286 |  |  | — |  |  | 24,286 |  |  | — |
1.56% borrowings from FHLBNY |  | 24,219 |  |  | — |  |  | 24,219 |  |  | — |
3.03% borrowings from FHLBI |  | 59,313 |  |  | — |  |  | 59,313 |  |  | — |
Total long-term debt |  | $ | 449,159 |  |  | 176,860 |  |  | 272,299 |  |  | — |

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- Definition Tabular disclosure of assets and liabilities that are disclosed at fair value. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References No definition available. + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Tabular disclosure of assets and liabilities, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19190-110258 + Details
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