Note 4 - Securities (Tables)
|
3 Months Ended |
Mar. 31, 2023 |
|---|
| Notes Tables |
|
| Unrealized Gain (Loss) on Investments [Table Text Block] |
| |
|
|
|
|
|
Gross |
|
|
Gross |
|
|
|
|
|
| |
|
Amortized |
|
|
Unrealized |
|
|
Unrealized |
|
|
Market |
|
| |
|
Cost |
|
|
Gain |
|
|
Loss |
|
|
Value |
|
| March 31, 2023 |
|
(In Thousands) |
|
| Debt Securities Available for Sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
3,001 |
|
|
$ |
- |
|
|
$ |
(11 |
) |
|
$ |
2,990 |
|
| Government Agency Securities |
|
|
4 |
|
|
|
- |
|
|
|
- |
|
|
|
4 |
|
| Mortgage-backed securities |
|
|
272,070 |
|
|
|
7 |
|
|
|
(29,046 |
) |
|
|
243,031 |
|
| State and municipal securities |
|
|
14,646 |
|
|
|
2 |
|
|
|
(1,337 |
) |
|
|
13,311 |
|
| Corporate debt |
|
|
398,676 |
|
|
|
3 |
|
|
|
(33,067 |
) |
|
|
365,612 |
|
| Total |
|
$ |
688,397 |
|
|
$ |
12 |
|
|
$ |
(63,461 |
) |
|
$ |
624,948 |
|
| Debt Securities Held to Maturity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
507,601 |
|
|
$ |
- |
|
|
$ |
(30,021 |
) |
|
$ |
477,580 |
|
| Mortgage-backed securities |
|
|
506,342 |
|
|
|
10 |
|
|
|
(53,190 |
) |
|
|
453,162 |
|
| State and municipal securities |
|
|
8,046 |
|
|
|
- |
|
|
|
(827 |
) |
|
|
7,219 |
|
| Total |
|
$ |
1,021,989 |
|
|
$ |
10 |
|
|
$ |
(84,038 |
) |
|
$ |
937,961 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| December 31, 2022 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Securities Available for Sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
3,002 |
|
|
$ |
- |
|
|
$ |
(33 |
) |
|
$ |
2,969 |
|
| Government Agency Securities |
|
|
9 |
|
|
|
- |
|
|
|
- |
|
|
|
9 |
|
| Mortgage-backed securities |
|
|
282,480 |
|
|
|
5 |
|
|
|
(32,782 |
) |
|
|
249,703 |
|
| State and municipal securities |
|
|
15,205 |
|
|
|
1 |
|
|
|
(1,597 |
) |
|
|
13,609 |
|
| Corporate debt |
|
|
406,680 |
|
|
|
- |
|
|
|
(28,155 |
) |
|
|
378,525 |
|
| Total |
|
$ |
707,376 |
|
|
$ |
6 |
|
|
$ |
(62,567 |
) |
|
$ |
644,815 |
|
| Debt Securities Held to Maturity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
507,151 |
|
|
$ |
- |
|
|
$ |
(36,197 |
) |
|
$ |
470,954 |
|
| Mortgage-backed securities |
|
|
518,929 |
|
|
|
7 |
|
|
|
(60,960 |
) |
|
|
457,976 |
|
| State and municipal securities |
|
|
8,041 |
|
|
|
- |
|
|
|
(1,018 |
) |
|
|
7,023 |
|
| Total |
|
$ |
1,034,121 |
|
|
$ |
7 |
|
|
$ |
(98,175 |
) |
|
$ |
935,953 |
|
|
| Fair Value, Assets Measured on Recurring Basis [Table Text Block] |
| |
|
March 31, 2023 |
|
|
December 31, 2022 |
|
| |
|
Amortized Cost |
|
|
Market Value |
|
|
Amortized Cost |
|
|
Market Value |
|
| |
|
(In Thousands) |
|
| Debt securities available for sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Due within one year |
|
$ |
24,422 |
|
|
$ |
24,042 |
|
|
$ |
24,712 |
|
|
$ |
24,432 |
|
| Due from one to five years |
|
|
59,243 |
|
|
|
57,178 |
|
|
|
58,554 |
|
|
|
57,092 |
|
| Due from five to ten years |
|
|
329,662 |
|
|
|
298,353 |
|
|
|
338,630 |
|
|
|
311,100 |
|
| Due after ten years |
|
|
3,000 |
|
|
|
2,344 |
|
|
|
3,000 |
|
|
|
2,488 |
|
| Mortgage-backed securities |
|
|
272,070 |
|
|
|
243,031 |
|
|
|
282,480 |
|
|
|
249,703 |
|
| |
|
$ |
688,397 |
|
|
$ |
624,948 |
|
|
$ |
707,376 |
|
|
$ |
644,815 |
|
| |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt securities held to maturity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Due within one year |
|
$ |
250 |
|
|
$ |
250 |
|
|
$ |
250 |
|
|
$ |
250 |
|
| Due from one to five years |
|
|
386,897 |
|
|
|
370,166 |
|
|
|
386,465 |
|
|
|
366,095 |
|
| Due from five to ten years |
|
|
128,500 |
|
|
|
114,383 |
|
|
|
128,477 |
|
|
|
111,632 |
|
| Due after ten years |
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
| Mortgage-backed securities |
|
|
506,342 |
|
|
|
453,162 |
|
|
|
518,929 |
|
|
|
457,976 |
|
| |
|
$ |
1,021,989 |
|
|
$ |
937,961 |
|
|
$ |
1,034,121 |
|
|
$ |
935,953 |
|
|
| Gain (Loss) on Securities [Table Text Block] |
| |
|
Less Than Twelve Months |
|
|
Twelve Months or More |
|
|
Total |
|
| |
|
Gross |
|
|
|
|
|
|
Gross |
|
|
|
|
|
|
Gross |
|
|
|
|
|
| |
|
Unrealized |
|
|
|
|
|
|
Unrealized |
|
|
|
|
|
|
Unrealized |
|
|
|
|
|
| |
|
Losses |
|
|
Fair Value |
|
|
Losses |
|
|
Fair Value |
|
|
Losses |
|
|
Fair Value |
|
| |
|
(In Thousands) |
|
| March 31, 2023 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Securities available for sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
- |
|
|
$ |
- |
|
|
$ |
(11 |
) |
|
$ |
2,990 |
|
|
$ |
(11 |
) |
|
$ |
2,990 |
|
| Government Agency Securities |
|
|
- |
|
|
|
4 |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
4 |
|
| Mortgage-backed securities |
|
|
(364 |
) |
|
|
8,468 |
|
|
|
(28,682 |
) |
|
|
233,956 |
|
|
|
(29,046 |
) |
|
|
242,424 |
|
| State and municipal securities |
|
|
(27 |
) |
|
|
3,328 |
|
|
|
(1,310 |
) |
|
|
9,202 |
|
|
|
(1,337 |
) |
|
|
12,530 |
|
| Corporate debt |
|
|
(8,809 |
) |
|
|
163,363 |
|
|
|
(24,258 |
) |
|
|
189,931 |
|
|
|
(33,067 |
) |
|
|
353,294 |
|
| Total |
|
$ |
(9,200 |
) |
|
$ |
175,163 |
|
|
$ |
(54,261 |
) |
|
$ |
436,079 |
|
|
$ |
(63,461 |
) |
|
$ |
611,242 |
|
| Debt Securities held to maturity |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
(2,678 |
) |
|
$ |
130,640 |
|
|
$ |
(27,343 |
) |
|
$ |
346,939 |
|
|
$ |
(30,021 |
) |
|
$ |
477,579 |
|
| Mortgage-backed securities |
|
|
(1,645 |
) |
|
|
31,827 |
|
|
|
(51,545 |
) |
|
|
416,994 |
|
|
|
(53,190 |
) |
|
|
448,821 |
|
| State and municipal securities |
|
|
- |
|
|
|
- |
|
|
|
(827 |
) |
|
|
6,969 |
|
|
|
(827 |
) |
|
|
6,969 |
|
| Total |
|
$ |
(4,323 |
) |
|
$ |
162,467 |
|
|
$ |
(79,715 |
) |
|
$ |
770,902 |
|
|
$ |
(84,038 |
) |
|
$ |
933,369 |
|
| December 31, 2022 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Debt Securities available for sale |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| U.S. Treasury Securities |
|
$ |
(33 |
) |
|
$ |
2,969 |
|
|
$ |
- |
|
|
$ |
- |
|
|
$ |
(33 |
) |
|
$ |
2,969 |
|
| Government Agency Securities |
|
|
- |
|
|
|
9 |
|
|
|
- |
|
|
|
- |
|
|
|
- |
|
|
|
9 |
|
| Mortgage-backed securities |
|
$ |
(3,473 |
) |
|
$ |
60,234 |
|
|
$ |
(29,309 |
) |
|
$ |
189,109 |
|
|
$ |
(32,782 |
) |
|
$ |
249,343 |
|
| State and municipal securities |
|
|
(186 |
) |
|
|
5,283 |
|
|
|
(1,411 |
) |
|
|
7,880 |
|
|
|
(1,597 |
) |
|
|
13,163 |
|
| Corporate debt |
|
|
(18,566 |
) |
|
|
304,254 |
|
|
|
(9,589 |
) |
|
|
63,411 |
|
|
|
(28,155 |
) |
|
|
367,666 |
|
| Total |
|
$ |
(22,258 |
) |
|
$ |
372,749 |
|
|
$ |
(40,309 |
) |
|
$ |
260,400 |
|
|
$ |
(62,567 |
) |
|
$ |
633,149 |
|
| U.S. Treasury Securities |
|
$ |
(12,662 |
) |
|
$ |
295,383 |
|
|
$ |
(23,537 |
) |
|
$ |
175,570 |
|
|
$ |
(36,197 |
) |
|
$ |
470,953 |
|
| Mortgage-backed securities |
|
|
(31,367 |
) |
|
|
278,746 |
|
|
|
(29,592 |
) |
|
|
174,842 |
|
|
|
(60,960 |
) |
|
|
453,588 |
|
| State and municipal securities |
|
|
(544 |
) |
|
|
4,443 |
|
|
|
(474 |
) |
|
|
2,330 |
|
|
|
(1,018 |
) |
|
|
6,773 |
|
| Total |
|
$ |
(44,573 |
) |
|
$ |
578,572 |
|
|
$ |
(53,603 |
) |
|
$ |
352,742 |
|
|
$ |
(98,175 |
) |
|
$ |
931,314 |
|
|
| Debt Securities, Available-for-Sale [Table Text Block] |
| |
|
Three Months Ended March 31, |
|
| |
|
2023 |
|
|
2022 |
|
| |
|
(In Thousands) |
|
| Sale proceeds |
|
$ |
- |
|
|
$ |
45,394 |
|
| Gross realized gains |
|
$ |
- |
|
|
$ |
- |
|
| Gross realized losses |
|
|
- |
|
|
|
(3,335 |
) |
| Net realized losses |
|
$ |
- |
|
|
$ |
(3,335 |
) |
|