XML 50 R40.htm IDEA: XBRL DOCUMENT
v3.22.2.2

Note 6 - Fair Value - Reconciliation of Level 3 Assets Measured on a Recurring Basis (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021
Balance | $ 577,380 | $ 402,853 | $ 457,557 | $ 350,048
Purchase of investments | 94,627 | 98,592 | 348,347 | 217,252
Warrants and equity received and classified as Level 3 | 964 | 1,394 | 2,441 | 2,313
Principal payments received on investments | (26,960) | 53,588 | 114,433 | 119,260
Proceeds from sale of investments | (6,126) | 1,553 | 49,552 | 3,307
Net realized (loss) gain on investments | (8,195) | 1,344 | (9,094) | (2,469)
Unrealized appreciation (depreciation) included in earnings | 4,227 | 3,925 | 2,720 | 8,894
Transfer out of Level 3 | (1,117) | 0 | (1,117) | (120)
Transfer out of debt investments | 0 |  | 0 |
Other | (541) | (1,606) | (2,610) | (1,990)
Balance | 634,259 | 451,361 | 634,259 | 451,361
Principal payments received on investments | 26,960 | (53,588) | (114,433) | (119,260)
Proceeds from sale of investments | 6,126 | (1,553) | (49,552) | (3,307)
Debt [Member] |  |  |  |
Balance | 551,560 | 385,814 | 437,317 | 333,495
Purchase of investments | 94,627 | 98,592 | 348,097 | 217,252
Warrants and equity received and classified as Level 3 | 0 | 0 | 0 | 0
Principal payments received on investments | (26,929) | 53,588 | 114,120 | 119,260
Proceeds from sale of investments | (6,088) | 34 | 49,088 | 135
Net realized (loss) gain on investments | (8,492) | (40) | (8,492) | (5,035)
Unrealized appreciation (depreciation) included in earnings | 8,095 | 798 | 1,128 | 5,609
Transfer out of Level 3 | 0 |  | 0 | 0
Transfer out of debt investments | (3,200) |  | (3,200) |
Other | (541) | (1,606) | (2,610) | (1,990)
Balance | 609,032 | 429,936 | 609,032 | 429,936
Principal payments received on investments | 26,929 | (53,588) | (114,120) | (119,260)
Proceeds from sale of investments | 6,088 | (34) | (49,088) | (135)
Warrant [Member] |  |  |  |
Balance | 25,167 | 15,102 | 19,837 | 12,736
Purchase of investments | 0 | 0 | 0 | 0
Warrants and equity received and classified as Level 3 | 964 | 1,394 | 2,441 | 2,313
Principal payments received on investments | 0 | 0 | 0 | 0
Proceeds from sale of investments | (38) | 1,519 | 464 | 3,159
Net realized (loss) gain on investments | 266 | 1,384 | 535 | 2,566
Unrealized appreciation (depreciation) included in earnings | (3,348) | 3,353 | 662 | 5,329
Transfer out of Level 3 | (1,117) |  | (1,117) | (71)
Transfer out of debt investments | 0 |  | 0 |
Other | 0 | 0 | 0 | 0
Balance | 21,894 | 19,714 | 21,894 | 19,714
Principal payments received on investments | (0) | 0 | 0 | 0
Proceeds from sale of investments | 38 | (1,519) | (464) | (3,159)
Equity Securities [Member] |  |  |  |
Balance | 453 | 237 | 203 | 2,117
Purchase of investments | 0 | 0 | 250 | 0
Warrants and equity received and classified as Level 3 | 0 | 0 | 0 | 0
Principal payments received on investments | 0 | 0 | 0 | 0
Proceeds from sale of investments | 0 | 0 | 0 | 0
Net realized (loss) gain on investments | 0 | 0 | 0 | 0
Unrealized appreciation (depreciation) included in earnings | (420) | 149 | (420) | (1,682)
Transfer out of Level 3 | 0 |  | 0 | (49)
Transfer out of debt investments | 2,000 |  | 2,000 |
Other | 0 | 0 | 0 | 0
Balance | 2,033 | 386 | 2,033 | 386
Principal payments received on investments | (0) | 0 | 0 | 0
Proceeds from sale of investments | (0) | 0 | 0 | 0
Other Investments [Member] |  |  |  |
Balance | 200 | 1,700 | 200 | 1,700
Purchase of investments | 0 | 0 | 0 | 0
Warrants and equity received and classified as Level 3 | 0 | 0 | 0 | 0
Principal payments received on investments | (31) | 0 | 313 | 0
Proceeds from sale of investments | 0 | 0 | 0 | 13
Net realized (loss) gain on investments | 31 | 0 | (1,137) | 0
Unrealized appreciation (depreciation) included in earnings | (100) | (375) | 1,350 | (362)
Transfer out of Level 3 |  |  |  | 0
Transfer out of debt investments | 1,200 |  | 1,200 |
Other | 0 | 0 | 0 | 0
Balance | 1,300 | 1,325 | 1,300 | 1,325
Principal payments received on investments | 31 | 0 | (313) | 0
Proceeds from sale of investments | $ (0) | $ 0 | $ 0 | $ (13)

X
- Definition Amount of unrealized appreciation (depreciation) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + References No definition available. + Details
Name: | hrzn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetAppreciationDepreciationIncludedInEarnings
Namespace Prefix: | hrzn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of other increase (decrease) of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References No definition available. + Details
Name: | hrzn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetOtherPeriodIncreaseDecrease
Namespace Prefix: | hrzn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of realized gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3). + References No definition available. + Details
Name: | hrzn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetRealizedGainLossIncludedInEarnings
Namespace Prefix: | hrzn_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of transfer of financial instrument classified as an asset between investments. + References No definition available. + Details
Name: | hrzn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersBetweenInvestments
Namespace Prefix: | hrzn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of received warrants and equity received of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References No definition available. + Details
Name: | hrzn_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetWarrantsAndEquityReceived
Namespace Prefix: | hrzn_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetPurchases
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of sale of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSales
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of settlement of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(2) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetSettlements
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of transfer of financial instrument classified as an asset into (out of) level 3 of the fair value hierarchy. + References No definition available. + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetTransfersNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c) -URI https://asc.fasb.org/extlink&oid=126976982&loc=d3e19207-110258 + Details
Name: | us-gaap_FairValueMeasurementWithUnobservableInputsReconciliationRecurringBasisAssetValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_DebtMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_WarrantMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_EquitySecuritiesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_FinancialInstrumentAxis=us-gaap_OtherInvestmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |