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Stockholders' Equity - Schedule of Stock Options Outstanding Exercise Price Range (Details) (Parenthetical)	9 Months Ended
	Sep. 30, 2017
Equity [Abstract]
Stock option description	Less than $0.01.

X

- Definition

Stock option description.

+ References

No definition available.

+ Details

Name:	MRLA_StockOptionDescription
Namespace Prefix:	MRLA_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

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