XML 42 R32.htm IDEA: XBRL DOCUMENT
v3.24.2

Investment Securities (Tables) | 6 Months Ended
--- | ---
Jun. 30, 2024
Investment Securities |
Summary of available-for-sale securities | Available-for-sale securities are summarized as follows as of the dates indicated: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ |  | Amortized |  | Gross |  | Gross |  | ​ | ​
​ | ​ | cost | ​ | unrealized gains | ​ | unrealized losses | ​ | Fair value
U.S. Treasury securities | ​ | $ | 74,518 | ​ | $ | 3 | ​ | $ | (1,333) | ​ | $ | 73,188
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 230,597 | ​ | ​ | 131 | ​ | ​ | (33,668) | ​ | ​ | 197,060
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ |  | 486,723 | ​ |  | 91 | ​ |  | (68,685) | ​ |  | 418,129
Municipal securities | ​ | ​ | 80 | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 80
Corporate debt | ​ | ​ | 2,000 | ​ | ​ | — | ​ | ​ | (112) | ​ | ​ | 1,888
Other securities | ​ |  | 731 | ​ |  | — | ​ |  | — | ​ |  | 731
Total investment securities available-for-sale | ​ | $ | 794,649 | ​ | $ | 225 | ​ | $ | (103,798) | ​ | $ | 691,076
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023
​ |  | Amortized |  | Gross |  | Gross |  | ​ | ​
​ | ​ | cost | ​ | unrealized gains | ​ | unrealized losses | ​ | Fair value
U.S. Treasury securities | ​ | $ | 74,508 | ​ | $ | — | ​ | $ | (1,464) | ​ | $ | 73,044
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 233,264 | ​ | ​ | 57 | ​ | ​ | (31,512) | ​ | ​ | 201,809
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ |  | 417,155 | ​ |  | — | ​ |  | (65,913) | ​ |  | 351,242
Municipal securities | ​ | ​ | 80 | ​ | ​ | — | ​ | ​ | (1) | ​ | ​ | 79
Corporate debt | ​ | ​ | 2,000 | ​ | ​ | — | ​ | ​ | (157) | ​ | ​ | 1,843
Other securities | ​ |  | 812 | ​ |  | — | ​ |  | — | ​ |  | 812
Total investment securities available-for-sale | ​ | $ | 727,819 | ​ | $ | 57 | ​ | $ | (99,047) | ​ | $ | 628,829
Summary of unrealized losses for available-for-sale securities | The tables below summarize the available-for-sale securities with unrealized losses as of the dates shown, along with the length of the impairment period: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ | ​ | Less than 12 months | ​ | 12 months or more | ​ | Total
​ |  | Fair |  | Unrealized |  | Fair |  | Unrealized |  | Fair |  | Unrealized
​ | ​ | value | ​ | losses | ​ | value | ​ | losses | ​ | value | ​ | losses
U.S. Treasury securities | ​ | $ | — | ​ | $ | — | ​ | $ | 48,351 | ​ | $ | (1,333) | ​ | $ | 48,351 | ​ | $ | (1,333)
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 181,312 | ​ | ​ | (33,668) | ​ | ​ | 181,312 | ​ | ​ | (33,668)
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 65,761 | ​ | ​ | (445) | ​ | ​ | 323,031 | ​ | ​ | (68,240) | ​ | ​ | 388,792 | ​ | ​ | (68,685)
Municipal securities | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 80 | ​ | ​ | — | ​ | ​ | 80 | ​ | ​ | —
Corporate debt | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 1,888 | ​ | ​ | (112) | ​ | ​ | 1,888 | ​ | ​ | (112)
Total | ​ | $ | 65,761 | ​ | $ | (445) | ​ | $ | 554,662 | ​ | $ | (103,353) | ​ | $ | 620,423 | ​ | $ | (103,798)
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023
​ | ​ | Less than 12 months | ​ | 12 months or more | ​ | Total
​ |  | Fair |  | Unrealized |  | Fair |  | Unrealized |  | Fair |  | Unrealized
​ | ​ | value | ​ | losses | ​ | value | ​ | losses | ​ | value | ​ | losses
U.S. Treasury securities | ​ | $ | — | ​ | $ | — | ​ | $ | 73,044 | ​ | $ | (1,464) | ​ | $ | 73,044 | ​ | $ | (1,464)
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 9 | ​ | ​ | — | ​ | ​ | 199,000 | ​ | ​ | (31,512) | ​ | ​ | 199,009 | ​ | ​ | (31,512)
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 138 | ​ | ​ | (1) | ​ | ​ | 351,104 | ​ | ​ | (65,912) | ​ | ​ | 351,242 | ​ | ​ | (65,913)
Municipal securities | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 79 | ​ | ​ | (1) | ​ | ​ | 79 | ​ | ​ | (1)
Corporate debt | ​ | ​ | — | ​ | ​ | — | ​ | ​ | 1,843 | ​ | ​ | (157) | ​ | ​ | 1,843 | ​ | ​ | (157)
Total | ​ | $ | 147 | ​ | $ | (1) | ​ | $ | 625,070 | ​ | $ | (99,046) | ​ | $ | 625,217 | ​ | $ | (99,047)
Summary of credit quality indicators, by fair value, of available-for-sale securities | The tables below summarize the credit quality indicators, by fair value, of available-for-sale securities as of the dates shown: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ | ​ | AA+ | ​ | Not rated | ​ | Total
U.S. Treasury securities | ​ | $ | 73,188 | ​ | $ | — | ​ | $ | 73,188
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 197,060 | ​ | ​ | — | ​ | ​ | 197,060
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 418,129 | ​ | ​ | — | ​ | ​ | 418,129
Municipal securities | ​ | ​ | — | ​ | ​ | 80 | ​ | ​ | 80
Corporate debt | ​ | ​ | — | ​ | ​ | 1,888 | ​ | ​ | 1,888
Other securities | ​ |  | — | ​ |  | 731 | ​ |  | 731
Total investment securities available-for-sale | ​ | $ | 688,377 | ​ | $ | 2,699 | ​ | $ | 691,076
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023
​ | ​ | AAA | ​ | Not rated | ​ | Total
U.S. Treasury securities | ​ | $ | 73,044 | ​ | $ | — | ​ | $ | 73,044
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 201,809 | ​ | ​ | — | ​ | ​ | 201,809
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 351,242 | ​ | ​ | — | ​ | ​ | 351,242
Municipal securities | ​ | ​ | — | ​ | ​ | 79 | ​ | ​ | 79
Corporate debt | ​ | ​ | — | ​ | ​ | 1,843 | ​ | ​ | 1,843
Other securities | ​ |  | — | ​ |  | 812 | ​ |  | 812
Total investment securities available-for-sale | ​ | $ | 626,095 | ​ | $ | 2,734 | ​ | $ | 628,829
Summary of available-for-sale and held-to-maturity securities by maturity | A summary of the available-for-sale securities by maturity is shown in the following table as of June 30, 2024. Mortgage-backed securities may have actual maturities that differ from contractual maturities depending on the repayment characteristics and experience of the underlying financial instruments and are therefore not included in the table below. Additionally, the Company holds other available-for-sale securities with an amortized cost and fair value of $0.7 million as of June 30, 2024 that have no stated contractual maturity date. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Weighted
​ | ​ | Amortized Cost | ​ | Fair Value | ​ | Average Yield
U.S. Treasury securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Within one year | ​ | $ | 49,693 | ​ | $ | 49,235 | ​ | 3.94%
After one but within five years | ​ | ​ | 24,825 | ​ | ​ | 23,953 | ​ | 2.77%
Total U.S. Treasury securities | ​ | ​ | 74,518 | ​ | ​ | 73,188 | ​ | 3.55%
Municipal securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Within one year | ​ | ​ | 80 | ​ | ​ | 80 | ​ | 3.16%
Corporate debt | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
After five but within ten years | ​ | ​ | 2,000 | ​ | ​ | 1,888 | ​ | 5.87%
Total | ​ | $ | 76,598 | ​ | $ | 75,156 | ​ | ​
A summary of the held-to-maturity securities by maturity is shown in the following table as of June 30, 2024. Actual maturities of mortgage-backed securities may differ from scheduled maturities depending on the repayment characteristics and experience of the underlying financial instruments and are therefore not included in the table below. ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | Weighted
​ | ​ | Amortized Cost | ​ | Fair Value | ​ | Average Yield
U.S. Treasury securities | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Within one year | ​ | $ | 24,937 | ​ | $ | 24,534 | ​ | 3.18%
After one but within five years | ​ | ​ | 24,550 | ​ | ​ | 23,808 | ​ | 3.10%
Total | ​ | $ | 49,487 | ​ | $ | 48,342 | ​ | ​
Summary of held-to-maturity securities | Held-to-maturity investment securities are summarized as follows as of the dates indicated: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ |  | ​ | ​ |  | Gross |  | Gross |  | ​ | ​
​ | ​ | Amortized | ​ | unrealized | ​ | unrealized | ​ | ​ | ​
​ | ​ | cost | ​ | gains | ​ | losses | ​ | Fair value
U.S. Treasury securities | ​ | $ | 49,487 | ​ | $ | — | ​ | $ | (1,145) | ​ | $ | 48,342
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 279,941 | ​ | ​ | 31 | ​ | ​ | (37,427) | ​ | ​ | 242,545
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ |  | 225,258 | ​ |  | — | ​ |  | (47,256) | ​ |  | 178,002
Total investment securities held-to-maturity | ​ | $ | 554,686 | ​ | $ | 31 | ​ | $ | (85,828) | ​ | $ | 468,889
​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023
​ |  | ​ | ​ |  | Gross |  | Gross |  | ​ | ​
​ | ​ | Amortized | ​ | unrealized | ​ | unrealized | ​ | ​ | ​
​ | ​ | cost | ​ | gains | ​ | losses | ​ | Fair value
U.S. Treasury securities | ​ | $ | 49,338 | ​ | $ | — | ​ | $ | (1,004) | ​ | $ | 48,334
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 299,337 | ​ | ​ | 226 | ​ | ​ | (34,552) | ​ | ​ | 265,011
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ |  | 236,377 | ​ |  | 2 | ​ |  | (45,396) | ​ |  | 190,983
Total investment securities held-to-maturity | ​ | $ | 585,052 | ​ | $ | 228 | ​ | $ | (80,952) | ​ | $ | 504,328
Summary of unrealized losses for held-to-maturity securities | The held-to-maturity portfolio included 155 securities which were in an unrealized loss position as of June 30, 2024, compared to 123 securities at December 31, 2023. The tables below summarize the held-to-maturity securities with unrealized losses as of the dates shown, along with the length of the impairment period: ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024
​ | ​ | Less than 12 months | ​ | 12 months or more | ​ | Total
​ |  | Fair |  | Unrealized |  | Fair |  | Unrealized |  | Fair |  | Unrealized
​ | ​ | value | ​ | losses | ​ | value | ​ | losses | ​ | value | ​ | losses
U.S. Treasury securities | ​ | $ | — | ​ | $ | — | ​ | $ | 48,342 | ​ | $ | (1,145) | ​ | $ | 48,342 | ​ | $ | (1,145)
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 32,855 | ​ | ​ | (579) | ​ | ​ | 205,990 | ​ | ​ | (36,848) | ​ | ​ | 238,845 | ​ | ​ | (37,427)
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 1,636 | ​ | ​ | (36) | ​ | ​ | 176,367 | ​ | ​ | (47,220) | ​ | ​ | 178,003 | ​ | ​ | (47,256)
Total | ​ | $ | 34,491 | ​ | $ | (615) | ​ | $ | 430,699 | ​ | $ | (85,213) | ​ | $ | 465,190 | ​ | $ | (85,828)
​ ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2023
​ | ​ | Less than 12 months | ​ | 12 months or more | ​ | Total
​ |  | Fair |  | Unrealized |  | Fair |  | Unrealized |  | Fair |  | Unrealized
​ | ​ | value | ​ | losses | ​ | value | ​ | losses | ​ | value | ​ | losses
U.S. Treasury securities | ​ | $ | — | ​ | $ | — | ​ | $ | 48,334 | ​ | $ | (1,004) | ​ | $ | 48,334 | ​ | $ | (1,004)
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 14,689 | ​ | ​ | (72) | ​ | ​ | 217,467 | ​ | ​ | (34,480) | ​ | ​ | 232,156 | ​ | ​ | (34,552)
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 2,289 | ​ | ​ | (37) | ​ | ​ | 187,021 | ​ | ​ | (45,359) | ​ | ​ | 189,310 | ​ | ​ | (45,396)
Total | ​ | $ | 16,978 | ​ | $ | (109) | ​ | $ | 452,822 | ​ | $ | (80,843) | ​ | $ | 469,800 | ​ | $ | (80,952)
Summary of credit quality indicators, by amortized cost, of held-to-maturity securities | The tables below summarize the credit quality indicators, by amortized cost, of held-to-maturity securities as of the dates shown: ​
​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | June 30, 2024 | ​ | December 31, 2023
​ | ​ | AA+ | ​ | AAA
U.S. Treasury securities | ​ | $ | 49,487 | ​ | $ | 49,338
Mortgage-backed securities: | ​ | ​ | ​ | ​ | ​ | ​
Residential mortgage pass-through securities issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ | ​ | 279,941 | ​ | ​ | 299,337
Other residential MBS issued or guaranteed by U.S. government agencies or sponsored enterprises | ​ |  | 225,258 | ​ |  | 236,377
Total investment securities held-to-maturity | ​ | $ | 554,686 | ​ | $ | 585,052

X
- Definition Tabular disclosure of credit quality indicator for investment in available for sale debt securities. + References No definition available. + Details
Name: | nbhc_DebtSecuritiesAvailableForSaleCreditQualityIndicatorTableTextBlock
Namespace Prefix: | nbhc_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Held-to-maturity securities continuous unrealized loss position fair value [Table Text Block] + References No definition available. + Details
Name: | nbhc_HeldtomaturitysecuritiescontinuousunrealizedlosspositionfairvalueTableTextBlock
Namespace Prefix: | nbhc_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 9 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-9 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-2 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-3 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of fair value of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale), in unrealized loss position, without allowance for credit loss. Includes beneficial interest in securitized financial asset. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 55 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479081/326-30-55-8 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 6 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-6 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 30 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479106/326-30-50-4 + Details
Name: | us-gaap_DebtSecuritiesAvailableForSaleUnrealizedLossPositionFairValueTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of credit quality indicator for investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 326 -SubTopic 20 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147479319/326-20-50-5 + Details
Name: | us-gaap_DebtSecuritiesHeldToMaturityCreditQualityIndicatorTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of information about investment in debt security measured at amortized cost (held-to-maturity). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (aaa) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 6: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 7: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (e) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 8: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 9: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 10: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(3) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 11: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5 -Subparagraph (f)(4) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5 Reference 12: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5A Reference 13: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5A Reference 14: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5A -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5A Reference 15: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B Reference 16: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B Reference 17: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B Reference 18: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 320 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 5B -Subparagraph (d) -Publisher FASB -URI https://asc.fasb.org/1943274/2147481800/320-10-50-5B + Details
Name: | us-gaap_HeldToMaturitySecuritiesTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of maturities of an entity's investments as well as any other information pertinent to the investments. + References No definition available. + Details
Name: | us-gaap_InvestmentsClassifiedByContractualMaturityDateTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types: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