Note 9 - Business Acquisitions (Details Textual) - USD ($)		12 Months Ended
Mar. 13, 2016	Dec. 31, 2016
Write off of Investment Deposit		$ 20,000
FSC Solutions [Member] \| Natalie Stock, Ltd. [Member]
Business Combination, Consideration, Deposit Paid	$ 20,000

Represents the amount of deposit paid in consideration for the acquisition of a business entity.

No definition available.

Name:	when_BusinessCombinationConsiderationDepositPaid
Namespace Prefix:	when_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration