Note 13 - Stockholders' (Deficit) (Details) - Warrants (USD $)	3 Months Ended	12 Months Ended
Mar. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Class of Warrant or Right [Line Items]
Number Outstanding (in Shares)	52,263,517	48,463,517	44,728,873
Weighted average remaining contractual life	1 year 350 days	1 year 62 days
Outstanding Weighted Average Exercise Price	$ 0.34	$ 0.35
Number Exercisable (in Shares)	52,263,517omcm_ClassOfWarrantOrRightExercisable	48,463,517omcm_ClassOfWarrantOrRightExercisable
Exercisable, Weighted average exercise price	$ 0.34	$ 0.35
Minimum [Member]
Class of Warrant or Right [Line Items]
Range of Exercise Price	$ 0.25	$ 0.25
Maximum [Member]
Class of Warrant or Right [Line Items]
Range of Exercise Price	$ 0.60	$ 0.60

Number of warrants or rights exercisable.

No definition available.

Name:	omcm_ClassOfWarrantOrRightExercisable
Namespace Prefix:	omcm_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Definition

The weighted averaga exercise price of each class of warrants or rights exercisable give the holder the right but not the obligation to purchase from the issuer at a specific price, on or before a certain date.

+ References

No definition available.

+ Details

Name:	omcm_ClassOfWarrantOrRightExercisableWeightedAverageExercisePrice
Namespace Prefix:	omcm_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

The weighted averaga exercise price of each class of warrants or rights outstanding give the holder the right but not the obligation to purchase from the issuer at a specific price, on or before a certain date.

+ References

No definition available.

+ Details

Name:	omcm_ClassOfWarrantOrRightOutstandingWeightedAverageExercisePrice
Namespace Prefix:	omcm_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average remaining contractual term for warrant or rights outstanding.

+ References

No definition available.

+ Details

Name:	omcm_ClassOfWarrantOrRightsOutstandingWeightedAverageRemainingContractualTerm
Namespace Prefix:	omcm_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Exercise price per share or per unit of warrants or rights outstanding.

+ References

+ Details

Name:	us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1
Namespace Prefix:	us-gaap_
Data Type:	num:perShareItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_ClassOfWarrantOrRightLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Number of warrants or rights outstanding.

+ 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_ClassOfWarrantOrRightOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: