XML 42 R31.htm IDEA: XBRL DOCUMENT
v3.19.2

Investment in Securities (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2019
Investments, Debt and Equity Securities [Abstract] |
Schedule of Investment Securities |
|  | June 30, 2019
|  |  |  |  | Gross |  | Gross |  |
|  | Amortized |  | Unrealized |  | Unrealized |  |
(In thousands) |  | Cost |  | Gains |  | Losses |  | Fair Value
State and political subdivisions |  | $ | 318,924 |  | $ | 12,181 |  | $ | 7 |  | $ | 331,098
U.S. government agencies |  |  | 102,091 |  |  | 554 |  |  | 347 |  |  | 102,298
Certificates of deposit |  |  | 1,995 |  |  | — |  |  | — |  |  | 1,995
Total |  | $ | 423,010 |  | $ | 12,735 |  | $ | 354 |  | $ | 435,391
|  | December 31, 2018
|  |  |  | Gross |  | Gross |  |
|  | Amortized |  | Unrealized |  | Unrealized |  |
(In thousands) |  | Cost |  | Gains |  | Losses |  | Fair Value
State and political subdivisions |  | $ | 332,732 |  | $ | 3,791 |  | $ | 1,806 |  | $ | 334,717
U.S. government agencies |  |  | 106,153 |  |  | 86 |  |  | 1,417 |  |  | 104,822
Certificates of deposit |  |  | 1,995 |  |  | — |  |  | — |  |  | 1,995
Total |  | $ | 440,880 |  | $ | 3,877 |  | $ | 3,223 |  | $ | 441,534
Schedule of the Fair Value of Securities with Unrealized Losses |
|  | June 30, 2019
|  | Less than 12 months |  | 12 months or more |  | Total
|  | Estimated |  | Unrealized |  | Estimated |  | Unrealized |  | Estimated |  | Unrealized
(In thousands) |  | Fair Value |  | Losses |  | Fair Value |  | Losses |  | Fair Value |  | Losses
State and political subdivisions |  | $ | 1,007 |  | $ | — |  | $ | 2,976 |  | $ | 7 |  | $ | 3,983 |  | $ | 7
U.S. government agencies |  |  | — |  |  | — |  |  | 33,472 |  |  | 347 |  |  | 33,472 |  |  | 347
Total |  | $ | 1,007 |  | $ | — |  | $ | 36,448 |  | $ | 354 |  | $ | 37,455 |  | $ | 354
|  | December 31, 2018
|  | Less than 12 months |  | 12 months or more |  | Total
|  | Estimated |  | Unrealized |  | Estimated |  | Unrealized |  | Estimated |  | Unrealized
(In thousands) |  | Fair Value |  | Losses |  | Fair Value |  | Losses |  | Fair Value |  | Losses
State and political subdivisions |  | $ | 91,248 |  | $ | 556 |  | $ | 60,546 |  | $ | 1,250 |  | $ | 151,794 |  | $ | 1,806
U.S. government agencies |  |  | 30,409 |  |  | 130 |  |  | 38,005 |  |  | 1,287 |  |  | 68,414 |  |  | 1,417
Total |  | $ | 121,657 |  | $ | 686 |  | $ | 98,551 |  | $ | 2,537 |  | $ | 220,208 |  | $ | 3,223
Schedule of Amortized Cost and Fair Value of Investment |
|  | June 30, 2019
(In thousands) |  | Amortized Cost |  | Fair Value
Due in 1 year or less |  | $ | 25,149 |  | $ | 25,232
Due after 1 year through 5 years |  |  | 114,928 |  |  | 116,965
Due after 5 years through 10 years |  |  | 236,912 |  |  | 247,152
Due after 10 years |  |  | 46,021 |  |  | 46,042
Total |  | $ | 423,010 |  | $ | 435,391

X
- Definition Tabular disclosure of available-for-sale securities which includes, but is not limited to, changes in the cost basis and fair value, fair value and gross unrealized gain (loss), fair values by type of security, contractual maturity and classification, amortized cost basis, contracts to acquire securities to be accounted for as available-for-sale, debt maturities, transfers to trading, change in net unrealized holding gain (loss) net of tax, continuous unrealized loss position fair value, aggregate losses qualitative disclosures, other than temporary impairment (OTTI) losses or other disclosures related to available for sale securities. + References No definition available. + Details
Name: | us-gaap_AvailableForSaleSecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_InvestmentsDebtAndEquitySecuritiesAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For all investments in an unrealized loss position, including those for which other-than-temporary impairments have not been recognized in earnings (including investments for which a portion of an other-than-temporary impairment has been recognized in other comprehensive income), a tabular disclosure of the aggregate related fair value of investments with unrealized losses and the aggregate amount of unrealized losses (that is, the amount by which amortized cost basis exceeds fair value). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -SubTopic 10 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=118939692&loc=d3e27290-111563 + Details
Name: | us-gaap_ScheduleOfUnrealizedLossOnInvestmentsTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the amount of amortization expense expected to be recorded in succeeding fiscal years for finite-lived intangible assets. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
Name: | us-gaap_ScheduleofFiniteLivedIntangibleAssetsFutureAmortizationExpenseTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration