XML 125 R107.htm IDEA: XBRL DOCUMENT
v3.22.2.2

SUBSEQUENT EVENTS (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 1 Months Ended |  |
--- | --- | --- | ---
Oct. 31, 2022 | Sep. 30, 2022 | Oct. 17, 2022 | Sep. 07, 2022
Subsequent Event |  |  |  |
Dividend (in dollars per share) |  |  |  | $ 0.25
Revenue included in contract backlog |  | $ 30.3 |  |
Subsequent Event |  |  |  |
Subsequent Event |  |  |  |
Dividend (in dollars per share) |  |  | $ 0.235 |
Payments to acquire investments | $ 14.1 |  |  |
Investment shares acquired (in shares) | 106 |  |  |

X
- Definition Investment Shares Acquired + References No definition available. + Details
Name: | hp_InvestmentSharesAcquired
Namespace Prefix: | hp_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue Included In Contract Backlog + References No definition available. + Details
Name: | hp_RevenueIncludedInContractBacklog
Namespace Prefix: | hp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The per share amount of a dividend declared, but not paid, as of the financial reporting date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -URI https://asc.fasb.org/extlink&oid=126999549&loc=d3e4304-108586 + Details
Name: | us-gaap_DividendsPayableAmountPerShare
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash outflow associated with the purchase of all investments (debt, security, other) during the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireInvestments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
Name: | us-gaap_SubsequentEventLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |