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PROMISSORY NOTE (Narrative) (Details) | 6 Months Ended
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Sep. 30, 2015 USD ($) shares
Promissory Note 1 | $ | $ 200,000
Promissory Note 2 | 6.00%
Promissory Note 3 | 30,000
Promissory Note 4 | 30,000
Promissory Note 5 | 30,000

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- Definition Promissory Note 1 + References No definition available. + Details
Name: | hsm_PromissoryNoteZeroThreeZeroNineOneZeroEightMTQJFourTwoEightXnJOne
Namespace Prefix: | hsm_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

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- Definition Promissory Note 4 + References No definition available. + Details
Name: | hsm_PromissoryNoteZeroThreeZeroNineOneZeroQHHgwXvOneBNineLm
Namespace Prefix: | hsm_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | duration

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- Definition Promissory Note 2 + References No definition available. + Details
Name: | hsm_PromissoryNoteZeroThreeZeroNineOneZeroThJvFiveCrtvpdN
Namespace Prefix: | hsm_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Promissory Note 3 + References No definition available. + Details
Name: | hsm_PromissoryNoteZeroThreeZeroNineOneZerolvWwRSqJbOneSS
Namespace Prefix: | hsm_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration

X
- Definition Promissory Note 5 + References No definition available. + Details
Name: | hsm_PromissoryNoteZeroThreeZeroNineOneZerotpOnegDKssJSDThree
Namespace Prefix: | hsm_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | duration