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OTHER ASSETS - Additional Information (Details) - USD ($)	3 Months Ended		9 Months Ended
	Jan. 31, 2021	Jan. 31, 2020	Jan. 31, 2021	Jan. 31, 2020
OTHER ASSETS
Depreciation expense associated with property and equipment	$ 2,000	$ 4,000	$ 9,000	$ 13,000

X

- Definition

The amount of expense recognized in the current period that reflects the allocation of the cost of property, plant and equipment over the assets' useful lives.

+ References

No definition available.

+ Details

Name:	axr_PropertyPlantAndEquipmentDepreciationExpense
Namespace Prefix:	axr_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- References

No definition available.

+ Details

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