Note 7 - Earnings (Loss) Per Share - Percentage of Net Earnings Allocable to Common Shareholders (Details)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013
Weighted average participating common shares (in shares)	31,906,572	31,843,704
Add: Weighted average shares of Convertible Preferred Stock (in shares)	255,000
Weighted average participating shares (in shares)	32,161,572mkrs_WeightedAverageParticipatingShares	31,843,704mkrs_WeightedAverageParticipatingShares
Portion allocable to common shareholders	99.20%	100.00%

Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible preferred stock using the if-converted method.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 45

-Paragraph 40

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=7655603&loc=d3e1930-109256

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