Goodwill (Details Textual)	Jun. 30, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Percent of goodwill expected to be deductible for income tax purposes	70.00%

Business Acquisition, Goodwill, Expected Tax Deductible, As A Percent Of Total Goodwill

No definition available.

Name:	qsii_BusinessAcquisitionGoodwillExpectedTaxDeductibleAsAPercentOfTotalGoodwill
Namespace Prefix:	qsii_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant