XML 43 R26.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Business Segments and Significant Customers (Details 2) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2014 Total revenues Customer concentration risk Customer A | Mar. 31, 2014 Total revenues Customer concentration risk Customer B | Mar. 31, 2013 Total revenues Customer concentration risk Customer B | Mar. 31, 2014 Total revenues Customer concentration risk Customer C | Mar. 31, 2013 Total revenues Customer concentration risk Customer C | Mar. 31, 2013 Total revenues Customer concentration risk Customer D | Mar. 31, 2013 Total revenues Customer concentration risk Customer E | Mar. 31, 2014 Net accounts receivable Credit concentration Two customers Item | Dec. 31, 2013 Net accounts receivable Credit concentration Two customers Item
Significant Customers |  |  |  |  |  |  |  |  |
Percentage of concentration risk | 38.00% | 24.00% | 33.00% | 20.00% | 13.00% | 14.00% | 11.00% | 93.00% | 96.00%
Number of customers |  |  |  |  |  |  |  | 2 | 2

X
- Definition Represents the number of customers on whom the entity relies significantly giving rise to concentration of risk. + References No definition available. + Details
Name: | mosy_ConcentrationRiskNumberOfCustomers
Namespace Prefix: | mosy_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | us-gaap_ConcentrationRiskLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13537-108611 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6404-108592 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -URI http://asc.fasb.org/extlink&oid=28364263&loc=d3e13531-108611 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=6927468&loc=d3e6351-108592 + Details
Name: | us-gaap_ConcentrationRiskPercentage1
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration