Trade and other receivables, net - Securitization liabilities (Details) - USD ($) $ in Millions	Sep. 30, 2022	Dec. 31, 2021
Trade and other receivables, net
Current portion	$ 17	$ 16
Non-current portion	21	32
Total securitization liabilities	$ 38	$ 48

Carrying value as of the balance sheet date of obligations incurred and payable for Securitization liability. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).

No definition available.

Name:	maxr_SecuritizationLiabilityCurrent
Namespace Prefix:	maxr_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant