XML 41 R27.htm IDEA: XBRL DOCUMENT v3.4.0.3

Note 1 - Basis of Presentation (Details Textual)	Mar. 31, 2016
Number of Businesses	1

X

- Definition

Represents number of businesses.

+ References

No definition available.

+ Details

Name:	hmsy_NumberOfBusinesses
Namespace Prefix:	hmsy_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant