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Employee Benefits (Details)		12 Months Ended
	Apr. 23, 2021	Dec. 31, 2022
Employee Benefits
Defined contribution plan maximum percentage amount of the employee's gross pay that the employee can contribute		50.00%
Percentage Of Statutory Profit Sharing Payable	10.00%

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- Definition

Defined contribution plan maximum percentage amount of the employee's gross pay that the employee can contribute

+ References

No definition available.

+ Details

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Namespace Prefix:	goro_
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Period Type:	duration

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- Definition

Percentage of statutory profit sharing payable.

+ References

No definition available.

+ Details

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Namespace Prefix:	goro_
Data Type:	dtr-types:percentItemType
Balance Type:	na
Period Type:	duration

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- References

No definition available.

+ Details

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration