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Deposits Paid for Acquisition of Property, Plant and Equipment (Tables) | 12 Months Ended
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Dec. 31, 2024
Deposits Paid for Acquisition of Property, Plant and Equipment [Abstract] |
Schedule of Deposits Paid for Acquisition of Property, Plant and Equipment |
|  | As of December 31, |
|  | 2023 |  |  | 2024 |
|  | USD’000 |  |  | USD’000 |
Deposits paid for acquisition of property, plant and equipment |  |  | — |  |  |  | 103 |

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- Definition Tabular disclosure of deposits paid for acquisition of property, plant and equipment. + References No definition available. + Details
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Namespace Prefix: | orhl_
Data Type: | dtr:textBlockItemType
Balance Type: | na
Period Type: | duration

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