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Investments (Tables) | 6 Months Ended
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Jun. 30, 2018
Schedule of Investments Debt and Equity Securities [Line Items] |
Schedule of Available-for-sale Securities | The period-end amortized cost, gross unrealized gains and losses, and fair value of available-for-sale securities were as follows:
|  | June 30, 2018 |
|  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |
|  | (In thousands) |
Securities available-for-sale, carried at fair value: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed-maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government and agencies |  | $ | 11,636 |  |  | $ | 165 |  |  | $ | (87 | ) |  | $ | 11,714 |
Foreign government |  |  | 148,158 |  |  |  | 4,033 |  |  |  | (1,144 | ) |  |  | 151,047 |
States and political subdivisions |  |  | 54,943 |  |  |  | 1,076 |  |  |  | (388 | ) |  |  | 55,631 |
Corporates |  |  | 1,391,181 |  |  |  | 17,607 |  |  |  | (18,262 | ) |  |  | 1,390,526 |
Residential mortgage-backed securities |  |  | 161,338 |  |  |  | 2,388 |  |  |  | (2,344 | ) |  |  | 161,382 |
Commercial mortgage-backed securities |  |  | 136,639 |  |  |  | 1,973 |  |  |  | (2,469 | ) |  |  | 136,143 |
Other asset-backed securities |  |  | 80,061 |  |  |  | 210 |  |  |  | (824 | ) |  |  | 79,447 |
Total available-for-sale securities(1) |  | $ | 1,983,956 |  |  | $ | 27,452 |  |  | $ | (25,518 | ) |  | $ | 1,985,890 |
(1) | Includes $0.2 million of other-than-temporary impairment ("OTTI") losses related to corporates and mortgage- and asset-backed securities recognized in accumulated other comprehensive income (loss).
|  | December 31, 2017 |
|  | Amortized cost |  |  | Gross unrealized gains |  |  | Gross unrealized losses |  |  | Fair value |
|  | (In thousands) |
Securities available-for-sale, carried at fair value: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed-maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government and agencies |  | $ | 11,577 |  |  | $ | 283 |  |  | $ | (47 | ) |  | $ | 11,813 |
Foreign government |  |  | 139,486 |  |  |  | 5,651 |  |  |  | (648 | ) |  |  | 144,489 |
States and political subdivisions |  |  | 54,714 |  |  |  | 1,554 |  |  |  | (141 | ) |  |  | 56,127 |
Corporates |  |  | 1,337,321 |  |  |  | 42,616 |  |  |  | (3,655 | ) |  |  | 1,376,282 |
Residential mortgage-backed securities |  |  | 119,672 |  |  |  | 3,583 |  |  |  | (297 | ) |  |  | 122,958 |
Commercial mortgage-backed securities |  |  | 134,003 |  |  |  | 2,299 |  |  |  | (910 | ) |  |  | 135,392 |
Other asset-backed securities |  |  | 80,553 |  |  |  | 452 |  |  |  | (224 | ) |  |  | 80,781 |
Total fixed-maturity securities(1) |  |  | 1,877,326 |  |  |  | 56,438 |  |  |  | (5,922 | ) |  |  | 1,927,842 |
Equity securities |  |  | 31,331 |  |  |  | 9,796 |  |  |  | (20 | ) |  |  | 41,107 |
Total fixed-maturity and equity securities |  | $ | 1,908,657 |  |  | $ | 66,234 |  |  | $ | (5,942 | ) |  | $ | 1,968,949 |
(1) | Includes $0.2 million of OTTI losses related to corporates and mortgage- and asset-backed securities recognized in accumulated other comprehensive income (loss).
Fixed-maturity Securities Classified by Contractual Maturity Date | The scheduled maturity distribution of the available-for-sale fixed-maturity portfolio as of June 30, 2018 was as follows:
|  | Amortized cost |  |  | Fair value |
|  | (In thousands) |
Due in one year or less |  | $ | 167,037 |  |  | $ | 168,983 |
Due after one year through five years |  |  | 861,401 |  |  |  | 864,997 |
Due after five years through 10 years |  |  | 526,109 |  |  |  | 520,398 |
Due after 10 years |  |  | 51,371 |  |  |  | 54,540 |
|  |  | 1,605,918 |  |  |  | 1,608,918 |
Mortgage- and asset-backed securities |  |  | 378,038 |  |  |  | 376,972 |
Total fixed-maturity securities |  | $ | 1,983,956 |  |  | $ | 1,985,890 |
Net Effect on Stockholders' Equity of Unrealized Gains and Losses on Available-for-sale Securities | The net effect on stockholders’ equity of unrealized gains and losses on available-for-sale investments was as follows:
|  | June 30, 2018 |  |  | December 31, 2017 |  |
|  | (In thousands) |  |
Net unrealized investment gains on available-for-sale securities including OTTI: |  |  |  |  |  |  |  |  |
Available-for-sale securities |  | $ | 1,934 |  |  | $ | 60,292 |  | (1)
OTTI |  |  | 172 |  |  |  | 174 |  |
Net unrealized investment gains on available-for-sale securities excluding OTTI |  |  | 2,106 |  |  |  | 60,466 |  |
Deferred income taxes |  |  | (613 | ) |  |  | (20,780 | ) |
Net unrealized investment gains on available-for-sale securities excluding OTTI, net of tax |  | $ | 1,493 |  |  | $ | 39,686 |  |
(1) | Includes $9.8 million of net unrealized gains for equity securities recognized in accumulated other comprehensive income (loss) prior to the adoption of ASU 2016-01.
Amortized Costs and Fair Value of Securities Classified as Trading Securities | The amortized cost and fair value of the securities classified as trading securities were as follows:
|  | June 30, 2018 |  |  | December 31, 2017 |
|  | Amortized cost |  |  | Fair value |  |  | Amortized cost |  |  | Fair value |
|  | (In thousands) |
Fixed-maturity securities |  | $ | 23,090 |  |  | $ | 23,079 |  |  | $ | 4,801 |  |  | $ | 4,800 |
Equity securities(1) |  |  | - |  |  |  | - |  |  |  | 1,371 |  |  |  | 1,428 |
Total trading securities |  | $ | 23,090 |  |  | $ | 23,079 |  |  | $ | 6,172 |  |  | $ | 6,228 |
(1) | Equity securities, previously classified as trading securities, are no longer classified as trading securities due to the adoption of ASU 2016-01. As of June 30, 2018, all equity security investments held by the Company are presented in the balance sheet as equity securities.
Net Investment Income | Investment Income. The components of net investment income were as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (In thousands) |
Fixed-maturity securities (available-for-sale) |  | $ | 19,743 |  |  | $ | 19,200 |  |  | $ | 39,031 |  |  | $ | 38,269 |
Fixed-maturity security (held-to-maturity) |  |  | 9,052 |  |  |  | 6,087 |  |  |  | 17,425 |  |  |  | 11,806 |
Equity securities |  |  | 466 |  |  |  | 515 |  |  |  | 979 |  |  |  | 1,051 |
Policy loans and other invested assets |  |  | 390 |  |  |  | 316 |  |  |  | 801 |  |  |  | 622 |
Cash and cash equivalents |  |  | 641 |  |  |  | 246 |  |  |  | 1,227 |  |  |  | 439 |
Total return on deposit asset underlying 10% coinsurance agreement(1) |  |  | 895 |  |  |  | 770 |  |  |  | 788 |  |  |  | 1,801 |
Gross investment income |  |  | 31,187 |  |  |  | 27,134 |  |  |  | 60,251 |  |  |  | 53,988 |
Investment expenses |  |  | (2,105 | ) |  |  | (1,305 | ) |  |  | (3,779 | ) |  |  | (2,546 | )
Investment income net of investment expenses |  |  | 29,082 |  |  |  | 25,829 |  |  |  | 56,472 |  |  |  | 51,442 |
Interest expense on surplus note |  |  | (9,052 | ) |  |  | (6,087 | ) |  |  | (17,425 | ) |  |  | (11,806 | )
Net investment income |  | $ | 20,030 |  |  | $ | 19,742 |  |  | $ | 39,047 |  |  | $ | 39,636 |
(1) | Includes $0.4 million and $1.7 million of losses recognized for the change in fair value of the deposit asset underlying the 10% coinsurance agreement for the three and six months ended June 30, 2018, respectively. The change in fair value of the deposit asset underlying the 10% coinsurance agreement for the three and six months ended June 30, 2017 was not material.
Schedule of Net Realized Investment Gains and Losses Recognized in Net Income | The components of net realized investment gains (losses) recognized in net income as well as details on gross realized investment gains and losses were as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (In thousands) |
Net realized investment gains (losses): |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Gross gains from sales of available-for-sale securities |  | $ | 404 |  |  | $ | 770 |  |  | $ | 786 |  |  | $ | 1,064 |
Gross losses from sales of available-for-sale securities |  |  | (3 | ) |  |  | (13 | ) |  |  | (21 | ) |  |  | (28 | )
OTTI losses of available-for-sale securities |  |  | (54 | ) |  |  | (484 | ) |  |  | (103 | ) |  |  | (695 | )
Net gains (losses) recognized in net income during the period on equity securities |  |  | 539 |  |  |  | - |  |  |  | (1,406 | ) |  |  | - |
Gains (losses) from bifurcated options |  |  | 427 |  |  |  | (169 | ) |  |  | 400 |  |  |  | (103 | )
Net realized investment gains (losses) |  | $ | 1,313 |  |  | $ | 104 |  |  | $ | (344 | ) |  | $ | 238 |
Schedule of Proceeds from Sales or Other Redemptions of Available-for-Sale Securities | The proceeds from sales or other redemptions of available-for-sale securities were as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (In thousands) |
Proceeds from sales or other redemptions |  | $ | 118,557 |  |  | $ | 67,721 |  |  | $ | 240,263 |  |  | $ | 142,698 |
Schedule of Unrealized Net Gains (Losses) Recognized in NI on Equity Securities Still Held at Period-End | The components of net gains (losses) recognized in net income during the three and six months ended June 30, 2018 on equity securities still held as of period-end were as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (In thousands) |
Net gains (losses) recognized on equity securities |  | $ | 539 |  |  | $ | - |  |  | $ | (1,406 | ) |  | $ | - |
Less: Net gains (losses) recognized on equity securities sold |  |  | (49 | ) |  |  | - |  |  |  | (49 | ) |  |  | - |
Net gains (losses) recognized in net income on equity securities still held as of period-end |  | $ | 588 |  |  | $ | - |  |  | $ | (1,357 | ) |  | $ | - |
Schedule of Securities in Unrealized Loss Position | The following tables summarize, for all available-for-sale securities in an unrealized loss position, the aggregate fair value and the gross unrealized loss by length of time such securities have continuously been in an unrealized loss position:
|  | June 30, 2018 |
|  | Less than 12 months |  |  | 12 months or longer |
|  | Fair value |  |  | Unrealized losses |  |  | Number of securities |  |  | Fair value |  |  | Unrealized losses |  |  | Number of securities |
|  | (Dollars in thousands) |
Fixed-maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government and agencies |  | $ | 6,044 |  |  | $ | (80 | ) |  |  | 5 |  |  | $ | 1,729 |  |  | $ | (7 | ) |  |  | 3 |
Foreign government |  |  | 43,032 |  |  |  | (578 | ) |  |  | 40 |  |  |  | 25,350 |  |  |  | (566 | ) |  |  | 31 |
States and political subdivisions |  |  | 21,410 |  |  |  | (252 | ) |  |  | 19 |  |  |  | 6,229 |  |  |  | (136 | ) |  |  | 7 |
Corporates |  |  | 730,969 |  |  |  | (15,574 | ) |  |  | 588 |  |  |  | 51,454 |  |  |  | (2,688 | ) |  |  | 60 |
Residential mortgage-backed securities |  |  | 97,132 |  |  |  | (2,271 | ) |  |  | 49 |  |  |  | 2,332 |  |  |  | (73 | ) |  |  | 6 |
Commercial mortgage-backed securities |  |  | 100,307 |  |  |  | (1,902 | ) |  |  | 82 |  |  |  | 19,084 |  |  |  | (567 | ) |  |  | 24 |
Other asset-backed securities |  |  | 52,116 |  |  |  | (698 | ) |  |  | 53 |  |  |  | 10,541 |  |  |  | (126 | ) |  |  | 13 |
Total fixed-maturity securities |  | $ | 1,051,010 |  |  | $ | (21,355 | ) |  |  |  |  |  | $ | 116,719 |  |  | $ | (4,163 | ) |  |  |  |
|  | December 31, 2017 |
|  | Less than 12 months |  |  | 12 months or longer |
|  | Fair value |  |  | Unrealized losses |  |  | Number of securities |  |  | Fair value |  |  | Unrealized losses |  |  | Number of securities |
|  | (Dollars in thousands) |
Fixed-maturity securities: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
U.S. government and agencies |  | $ | 4,754 |  |  | $ | (34 | ) |  |  | 5 |  |  | $ | 2,975 |  |  | $ | (13 | ) |  |  | 3 |
Foreign government |  |  | 40,287 |  |  |  | (465 | ) |  |  | 45 |  |  |  | 7,102 |  |  |  | (183 | ) |  |  | 7 |
States and political subdivisions |  |  | 7,369 |  |  |  | (43 | ) |  |  | 7 |  |  |  | 6,267 |  |  |  | (98 | ) |  |  | 7 |
Corporates |  |  | 247,613 |  |  |  | (2,323 | ) |  |  | 216 |  |  |  | 39,767 |  |  |  | (1,332 | ) |  |  | 43 |
Residential mortgage-backed securities |  |  | 33,610 |  |  |  | (263 | ) |  |  | 16 |  |  |  | 2,592 |  |  |  | (34 | ) |  |  | 8 |
Commercial mortgage-backed securities |  |  | 60,116 |  |  |  | (394 | ) |  |  | 52 |  |  |  | 22,149 |  |  |  | (516 | ) |  |  | 25 |
Other asset-backed securities |  |  | 32,605 |  |  |  | (121 | ) |  |  | 33 |  |  |  | 14,819 |  |  |  | (103 | ) |  |  | 19 |
Total fixed-maturity securities |  |  | 426,354 |  |  |  | (3,643 | ) |  |  |  |  |  |  | 95,671 |  |  |  | (2,279 | ) |  |  |  |
Equity securities |  |  | 1,076 |  |  |  | (16 | ) |  |  | 4 |  |  |  | 170 |  |  |  | (4 | ) |  |  | 2 |
Total fixed-maturity and equity securities |  | $ | 427,430 |  |  | $ | (3,659 | ) |  |  |  |  |  | $ | 95,841 |  |  | $ | (2,283 | ) |  |  |  |
Amortized Cost and Fair Value of Available-for-sale Fixed-maturity Securities in Default | The amortized cost and fair value of available-for-sale fixed-maturity securities in default were as follows:
|  | June 30, 2018 |  |  | December 31, 2017 |
|  | Amortized cost |  |  | Fair value |  |  | Amortized cost |  |  | Fair value |
|  | (In thousands) |
Fixed-maturity securities in default |  | $ | 10 |  |  | $ | 201 |  |  | $ | 503 |  |  | $ | 654 |
OTTI in Earnings on Available-for-sale Securities | OTTI recognized in earnings on available-for-sale securities were as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (In thousands) |
OTTI on fixed-maturity securities not in default |  | $ | 54 |  |  | $ | 459 |  |  | $ | 103 |  |  | $ | 535 |
OTTI on fixed-maturity securities in default |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
OTTI on equity securities(1) |  |  | - |  |  |  | 25 |  |  |  | - |  |  |  | 160 |
Total OTTI recognized in earnings |  | $ | 54 |  |  | $ | 484 |  |  | $ | 103 |  |  | $ | 695 |
(1) | Subsequent to the adoption of ASU 2016-01 all changes in the fair value of equity securities are recognized in net income and thus OTTI no longer applies to equity securities.
Schedule of OTTI Recognized in Earnings for Available-for-sale Securities | The rollforward of the OTTI recognized in net income for all fixed-maturity securities still held was as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |  |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |  |
|  | (In thousands) |  |
Cumulative OTTI recognized in net income for securities still held, beginning of period |  | $ | 4,298 |  |  | $ | 5,759 |  |  | $ | 4,346 |  |  | $ | 5,774 |  |
Additions for securities where no OTTI were recognized prior to the beginning of the period |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |  |
Additions for securities where OTTI have been recognized prior to the beginning of the period |  |  | 54 |  |  |  | 459 |  |  |  | 103 |  |  |  | 535 |  |
Reductions due to sales, maturities, calls, amortization or increases in cash flows expected to be collected over the remaining life of credit impaired securities |  |  | (1,058 | ) |  |  | (643 | ) |  |  | (1,155 | ) |  |  | (597 | ) |
Reductions for exchanges of securities previously impaired |  |  | - |  |  |  | - |  |  |  | - |  |  |  | (137 | ) |
Cumulative OTTI recognized in net income for securities still held, end of period |  | $ | 3,294 |  |  | $ | 5,575 |  |  | $ | 3,294 |  |  | $ | 5,575 |  |
Available-for-Sale [Member] |
Schedule of Investments Debt and Equity Securities [Line Items] |
Schedule of OTTI Recognized in Earnings for Available-for-sale Securities | OTTI recognized in earnings for available-for-sale securities were as follows:
|  | Three months ended June 30, |  |  | Six months ended June 30, |
|  | 2018 |  |  | 2017 |  |  | 2018 |  |  | 2017 |
|  | (In thousands) |
Total OTTI related to securities which the Company does not intend to sell or more-likely-than-not will not be required to sell: |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Total OTTI losses recognized |  | $ | 54 |  |  | $ | 459 |  |  | $ | 103 |  |  | $ | 535 |
Less portion of OTTI recognized in accumulated other comprehensive income (loss) |  |  | - |  |  |  | - |  |  |  | - |  |  |  | - |
OTTI recognized in earnings for securities which the Company does not intend to sell or more-likely than-not will not be required to sell |  |  | 54 |  |  |  | 459 |  |  |  | 103 |  |  |  | 535 |
OTTI recognized in earnings for securities which the Company intends to sell or more-likely-than-not will be required to sell before recovery |  |  | - |  |  |  | 25 |  |  |  | - |  |  |  | 160 |
OTTI recognized in earnings |  | $ | 54 |  |  | $ | 484 |  |  | $ | 103 |  |  | $ | 695 |

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- Definition Tabular disclosure of the amount of other than temporary impairment (OTTI) related to credit losses recognized in earnings including: (a) the beginning balance of the amount related to credit losses on debt securities held by the investor at the beginning of the period for which a portion of an OTTI was recognized in other comprehensive income; (b) additions for the amount related to the credit loss for which an OTTI was not previously recognized; (c) reductions for securities sold during the period (realized); (d) reductions for securities for which the amount previously recognized in other comprehensive income was recognized in earnings because the investor intends to sell the security or more likely than not will be required to sell the security before recovery of its amortized cost basis; (e) additional increases to the amount related to the credit loss for which an OTTI was previously recognized when the investor does not intend to sell the security and it is not more likely than not that the investor will be required to sell the security before recovery of its amortized cost basis; (f) reductions for increases in cash flows expected to be collected that are recognized over the remaining life of the security; and (g) the ending balance of the amount related to credit losses on debt securities held by the entity at the end of the period for which a portion of an OTTI was recognized in other comprehensive income. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 8 -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27340-111563 + Details
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- Definition Tabular disclosure of the reconciliation of available-for-sale securities from cost basis to fair value. + References No definition available. + Details
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- Definition Tabular disclosure of the proceeds from sales of available-for-sale securities and the gross realized gains and gross realized losses that have been included in earnings as a result of those sales. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=82897076&loc=d3e27357-111563 + Details
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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in net income (trading) and investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References No definition available. + Details
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