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Commitments and Contingencies - Additional Information (Details) - Supply Agreement $ in Millions	3 Months Ended
	Mar. 31, 2021 USD ($)
Commitment And Contingencies [Line Items]
Payments for inventory	$ 1.3
Maximum
Commitment And Contingencies [Line Items]
Purchase of inventory	$ 2.0

X

- Definition

Commitment and contingencies.

+ References

No definition available.

+ Details

Name:	airg_CommitmentAndContingenciesLineItems
Namespace Prefix:	airg_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Payments for inventory.

+ References

No definition available.

+ Details

Name:	airg_PaymentsForInventory
Namespace Prefix:	airg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Purchase of inventory.

+ References

No definition available.

+ Details

Name:	airg_PurchaseOfInventory
Namespace Prefix:	airg_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Details

Name:	us-gaap_TypeOfArrangementAxis=airg_SupplyAgreementMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	srt_RangeAxis=srt_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: