Commitment (Details Narrative)	9 Months Ended
Feb. 28, 2017 USD ($)
Commitments and Contingencies Disclosure [Abstract]
Purchase commitment amount	$ 1,900,000

The minimum amount the entity agreed to spend under the long-term purchase commitment.

No definition available.

Name:	us-gaap_LongTermPurchaseCommitmentAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration