XML 21 R55.htm IDEA: XBRL DOCUMENT v2.4.0.8

TAX RECEIVABLE (Details Textual)	12 Months Ended
	Dec. 31, 2013
Tax Receivable [Line Items]
Standard Vat Rate	17.00%

X

- Definition

Represents the standard percentage of value added tax on gross sale price.

+ References

No definition available.

+ Details

Name:	dhrm_StandardVatRate
Namespace Prefix:	dhrm_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	dhrm_TaxReceivableLineItems
Namespace Prefix:	dhrm_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration