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Investments (Tables)
9 Months Ended
Sep. 30, 2022
Investments [Abstract]  
Unrealized Gain (Loss) On Investments

(Dollars in thousands)

Gross

Gross

Amortized

unrealized

unrealized

Fair

September 30, 2022

cost

gains

losses

value

U.S. Treasury

$

92,305

$

$

(12,396)

$

79,909

Municipal

203,370

24

(34,133)

169,261

Corporate

26,311

(1,689)

24,622

Agency mortgage & asset-backed

169,537

38

(12,555)

157,020

Non-Agency mortgage & asset-backed

65,471

2

(4,253)

61,220

Total

$

556,994

$

64

$

(65,026)

$

492,032

(Dollars in thousands)

Gross

Gross

Amortized

unrealized

unrealized

Fair

December 31, 2021

cost

gains

losses

value

U.S. Treasury

$

84,896

$

88

$

(698)

$

84,286

Municipal

206,501

7,148

(1,422)

212,227

Corporate

24,794

333

(188)

24,939

Agency mortgage & asset-backed

178,614

1,157

(2,086)

177,685

Non-Agency mortgage & asset-backed

30,912

34

(272)

30,674

Total

$

525,717

$

8,760

$

(4,666)

$

529,811

Amortized Cost And Fair Value Of Debt Securities, By Contractual Maturity

(Dollars in thousands)

Amortized
cost

Fair
value

Due in one year or less

$

3,971

$

3,942

Due after one year through five years

14,689

14,121

Due after five years through ten years

150,057

130,188

Due after ten years

153,269

125,541

321,986

273,792

Mortgage & asset-backed

235,008

218,240

$

556,994

$

492,032

Schedule Of Gain (Loss) On Investments

For the Three Months Ended

For the Nine Months Ended

September 30,

September 30,

(Dollars in thousands)

2022

2021

2022

2021

Proceeds

$

1,000

$

$

1,082

$

16,060

Gross gains realized

169

Gross losses realized

(15)

(34)

(78)

Net (losses) gains realized

$

(15)

$

$

(34)

$

91

Tax benefit (provision) on net (losses) gains realized

$

3

$

$

7

$

(19)

Schedule Of Unrealized Loss On Investments

September 30, 2022

Less than 12 months

12 months or more

Total

Fair

Unrealized

Fair

Unrealized

Fair

Unrealized

(Dollars in thousands)

Value

Losses

Count

Value

Losses

Count

Value

Losses

Count

U.S. Treasury

$

16,836 

$

(1,864)

11 

$

63,073 

$

(10,532)

19 

$

79,909 

$

(12,396)

30 

Municipal

132,404 

(22,568)

167 

34,527 

(11,565)

49 

166,931 

(34,133)

216 

Corporate

15,560 

(1,053)

31 

7,412 

(636)

15 

22,972 

(1,689)

46 

Agency mortgage & asset-backed

67,183 

(3,158)

158 

80,796 

(9,397)

89 

147,979 

(12,555)

247 

Non-Agency mortgage & asset-backed

45,802 

(2,962)

47 

11,762 

(1,291)

13 

57,564 

(4,253)

60 

Total temporarily impaired

$

277,785 

$

(31,605)

414 

$

197,570 

$

(33,421)

185 

$

475,355 

$

(65,026)

599 

December 31, 2021

Less than 12 months

12 months or more

Total

Fair

Unrealized

Fair

Unrealized

Fair

Unrealized

(Dollars in thousands)

Value

Losses

Count

Value

Losses

Count

Value

Losses

Count

U.S. Treasury

$

76,383 

$

(698)

21 

$

$

$

76,383 

$

(698)

21 

Municipal

38,997 

(910)

44 

15,404 

(512)

16 

54,401 

(1,422)

60 

Corporate

8,954 

(132)

17 

1,694 

(56)

3 

10,648 

(188)

20 

Agency mortgage & asset-backed

96,923 

(1,669)

94 

15,991 

(417)

18 

112,914 

(2,086)

112 

Non-Agency mortgage & asset-backed

15,215 

(215)

11 

1,964 

(57)

3 

17,179 

(272)

14 

Total temporarily impaired

$

236,472 

$

(3,624)

187 

$

35,053 

$

(1,042)

40 

$

271,525 

$

(4,666)

227 

Other Than Temporary Impairment, Credit Losses Recognized In Earnings

Nine Months Ended

(Dollars in thousands)

September 30,

2022

2021

Balance of cumulative credit-related OTTI at January 1

$

257

$

272

Decreases for previously recognized credit losses on securities that paid off or sold

(257)

(15)

Balance of credit-related OTTI at September 30

$

$

257