XML 109 R52.htm IDEA: XBRL DOCUMENT
v2.4.0.8

WARRANTS (Details 1) (USD $) | Jun. 30, 2013 | Dec. 31, 2012 | Dec. 31, 2011
--- | --- | --- | ---
Warrants liability, Carrying Value | $ 378,579 | $ 374,166 |
Fair Value, Inputs, Level 1 [Member] |  |  |
Warrants liability, Fair Value Measurement | 0 | 0 |
Fair Value, Inputs, Level 2 [Member] |  |  |
Warrants liability, Fair Value Measurement | 378,579 | 374,166 | 96,469
Fair Value, Inputs, Level 3 [Member] |  |  |
Warrants liability, Fair Value Measurement | $ 0 | $ 0 |

X
- Definition Fair Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References No definition available. + Details
Name: | dhrm_WarrantsAndRightsOutstandingFairValue
Namespace Prefix: | dhrm_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Value of outstanding derivative securities that permit the holder the right to purchase securities (usually equity) from the issuer at a specified price. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(i)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 08 -Paragraph i -Article 4 + Details
Name: | us-gaap_WarrantsAndRightsOutstanding
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant