XML 59 R45.htm IDEA: XBRL DOCUMENT
v3.24.0.1

Acquisitions (Details) - USD ($) $ in Thousands |  |  | 12 Months Ended
--- | --- | --- | ---
Aug. 31, 2022 | May 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Business Combinations [Abstract] |  |  |  |  |
Business Combination, Accounts and Other Receivables, Net, Current | $ 74,740 | $ 32,300 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Assets, Other | 12,596 | 6,238 |  |  |
Business Combination, Property, Plant, and Equipment, Net | 459,099 | 68,196 |  |  |
Business Combination, Recognized Identifiable Asset Acquired and Liability Assumed, Operating Lease right of use of assets |  | 26,661 |  |  |
Business Combination, Other Assets, Noncurrent | 306 | 4,079 |  |  |
Business Combination, Deferred Income Taxes Asset | 2,018 |  |  |  |
Business Combination, Intangible Assets, Current | 55,097 | 29,902 |  |  |
Business Combination, Goodwill, Acquired During Period | 114,005 | 40,297 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Assets | 717,861 | 207,673 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Current Liabilities, Accounts Payable | (47,819) | (7,917) |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Insurance | (1,621) | (4,263) |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt |  | (11,424) |  |  |
Business Combination, Finance Lease, Liability |  | (35,359) |  |  |
Operating lease liabilities |  | (26,661) |  |  |
Business Combination Income Taxes Payable | (765) |  |  |  |
Business Combination, Deferred Income Taxes, Liability | (115,922) |  |  |  |
Purchase consideration net of cash on hand | 551,734 |  |  |  |
Purchase adjustment receivable from seller | 2,069 |  |  |  |
Business Combination, Payments to Acquire Businesses, Net | 553,803 | 122,049 |  |  |
Business Acquisition, Consideration Transferred and debt assumed |  | 169,400 |  |  |
Business Combination, Gross Cash Paid | 560,600 | 140,600 |  |  |
Adjusted purchase price | 558,600 |  |  |  |
Business Combination, Cash Acquired | 6,800 | 18,600 |  |  |
Business Combination, Recognized Identifiable Assets Acquired and Liabilities Assumed, Noncurrent Liabilities, Long-term Debt and finance lease liability |  | $ (46,800) | $ (26,200) |  |
Acquired Business Percent of Assets, Smith Transport |  |  |  | 12.30% |
Acquired Business Percent of Assets, CFI |  |  |  | 43.00% |
Acquired Business Percent of Revenue, Smith Transport |  |  |  | 13.30% |
Acquired Business Percent of Revenue, CFI |  |  |  | 21.60% |
Business Combination, Acquisition Related Costs |  |  |  | $ 2,300 |
Business Acquisition, Pro Forma Revenue, Smith Transport |  |  |  | 1,060,718 | $ 810,459
Business Acquisition, Pro Forma Revenue, CFI |  |  |  | 1,394,552 | 1,152,412
Business Acquisition, Pro Forma Net Income (Loss), Smith Transport |  |  |  | 140,647 | 96,466
Business Acquisition, Pro Forma Net Income (Loss), CFI |  |  |  | $ 174,684 | $ 83,219
Goodwill, Purchase Accounting |  |  | $ 1,900 |  |
Net adjustment to purchase price | $ 2,000 |  |  |  |

X
- Definition Acquired Business Percent of Assets, CFI + References No definition available. + Details
Name: | htld_AcquiredBusinessPercentOfAssetsCFI
Namespace Prefix: | htld_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Acquired Business Percent of Assets, Smith Transport + References No definition available. + Details
Name: | htld_AcquiredBusinessPercentOfAssetsSmithTransport
Namespace Prefix: | htld_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Acquired Business Percent of Revenue, CFI + References No definition available. + Details
Name: | htld_AcquiredBusinessPercentOfRevenueCFI
Namespace Prefix: | htld_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Acquired Business Percent of Revenue, Smith Transport + References No definition available. + Details
Name: | htld_AcquiredBusinessPercentOfRevenueSmithTransport
Namespace Prefix: | htld_
Data Type: | dtr-types1:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Adjusted purchase price + References No definition available. + Details
Name: | htld_AdjustedPurchasePrice
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Business Acquisition, Consideration Transferred, Smith Transport + References No definition available. + Details
Name: | htld_BusinessAcquisitionConsiderationTransferredSmithTransport
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business Acquisition, Pro Forma Net Income (Loss), CFI + References No definition available. + Details
Name: | htld_BusinessAcquisitionProFormaNetIncomeLossCFI
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business Acquisition, Pro Forma Revenue, CFI + References No definition available. + Details
Name: | htld_BusinessAcquisitionProFormaRevenueCFI
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business Acquisition, Pro Forma Revenue, Smith Transport + References No definition available. + Details
Name: | htld_BusinessAcquisitionProFormaRevenueSmithTransport
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Business Combination, Cash Acquired, Smith Transport + References No definition available. + Details
Name: | htld_BusinessCombinationCashAcquiredSmithTransport
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Business Combination, Deferred Income Taxes, Asset + References No definition available. + Details
Name: | htld_BusinessCombinationDeferredIncomeTaxesAsset
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Business Combination, Deferred Income Taxes, Liability + References No definition available. + Details
Name: | htld_BusinessCombinationDeferredIncomeTaxesLiability
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Business Combination, Finance Lease, Liability + References No definition available. + Details
Name: | htld_BusinessCombinationFinanceLeaseLiability
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Business Combination, Gross Cash Paid, Smith Transport + References No definition available. + Details
Name: | htld_BusinessCombinationGrossCashPaidSmithTransport
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Business Combination Income Taxes Payable + References No definition available. + Details
Name: | htld_BusinessCombinationIncomeTaxesPayable
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Business Combination Long-term Debt, Smith Transport + References No definition available. + Details
Name: | htld_BusinessCombinationLongTermDebtSmithTransport
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Goodwill, Acquired During Period, CFI + References No definition available. + Details
Name: | htld_GoodwillAcquiredDuringPeriodCFI2
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Net adjustment to purchase price + References No definition available. + Details
Name: | htld_NetAdjustmentToPurchasePrice
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Net cash paid + References No definition available. + Details
Name: | htld_NetCashPaid
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Operating lease liabilities + References No definition available. + Details
Name: | htld_OperatingLeaseLiabilities
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Purchase adjustment receivable from seller + References No definition available. + Details
Name: | htld_PurchaseAdjustmentReceivableFromSeller
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Purchase consideration net of cash on hand + References No definition available. + Details
Name: | htld_PurchaseConsiderationNetOfCashOnHand
Namespace Prefix: | htld_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount, after allowance, receivable from customers, clients, or other third-parties, and receivables classified as other due within one year or the normal operating cycle, if longer. + References No definition available. + Details
Name: | us-gaap_AccountsAndOtherReceivablesNetCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The pro forma net Income or Loss for the period as if the business combination or combinations had been completed at the beginning of a period. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(2) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 805 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(3) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479328/805-10-50-2 + Details
Name: | us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 25 -Paragraph 23 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479405/805-10-25-23 + Details
Name: | us-gaap_BusinessCombinationAcquisitionRelatedCosts
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of assets acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of lease obligation assumed in business combination. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of other assets expected to be realized or consumed before one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesAccountsPayable
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition The amount of identifiable intangible assets recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479303/805-10-55-37 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount of long-term debt due after one year or the normal operating cycle, if longer, assumed at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of property, plant, and equipment recognized as of the acquisition date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 10 -Section 55 -Paragraph 37 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479303/805-10-55-37 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 805 -SubTopic 20 -Section 50 -Paragraph 1 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org//1943274/2147479907/805-20-50-1 + Details
Name: | us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredGoodwillAndLiabilitiesAssumedNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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