STATEMENTS OF OPERATIONS (Parenthetical) (USD $)	3 Months Ended
Apr. 30, 2013
Income Statement [Abstract]
Loss on settlement of liabilities	$ 128,836

The amount of loss on the settlement of liabilities.

No definition available.

Name:	jamn_LossOnSettlementOfLiabilities
Namespace Prefix:	jamn_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration