Name:	sqi_BusinessAcquisitionsProFormaAmortizationOfAcquiredIntangibleAssets
Namespace Prefix:	sqi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

The pro forma deferred revenue fair value adjustment for a period as if the business combination or combinations had been completed at the beginning of the period.

No definition available.

Name:	sqi_BusinessAcquisitionsProFormaFairValueAdjustmentForDeferredRevenue
Namespace Prefix:	sqi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of equity interests of the acquirer, including instruments or interests issued or issuable in consideration for the business combination, excluding the working capital adjustment.

No definition available.

Name:	sqi_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuablePriorToWorkingCapitalAdjustment
Namespace Prefix:	sqi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The number of shares from the total shares issuable to acquire an entity that were deposited in escrow to satisfy potential indemnification claims.

No definition available.

Name:	sqi_CommonStockInEscrow
Namespace Prefix:	sqi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

Fair value of equity interests issued, representing an adjustment to the purchase price of an acquisition.

No definition available.

Name:	sqi_ConsiderationTransferredEquityInterestsIssuedForPreviousAcquisition
Namespace Prefix:	sqi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Equity interests issued representing an adjustment to the purchase price of an acquisition.

No definition available.

Name:	sqi_EquityInterestsIssuedForPreviousAcquisitionNumberOfSharesIssued
Namespace Prefix:	sqi_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

The cash outflow, excluding working capital adjustment, associated with the acquisition of a business during the period.

No definition available.

Name:	sqi_PaymentsToAcquireBusinessesPriorToWorkingCapitalAdjustment
Namespace Prefix:	sqi_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

The amount of the cash portion of the acquisition price that was deposited in escrow to satisfy potential indemnification claims.

No definition available.

Name:	sqi_PurchasePriceCashConsiderationAmountDepositedInEscrow
Namespace Prefix:	sqi_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 350

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (a)(3)

-URI http://asc.fasb.org/extlink&oid=26713463&loc=d3e16265-109275

Name:	us-gaap_AcquiredFiniteLivedIntangibleAssetsWeightedAverageUsefulLife
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

Number of shares of equity interests issued or issuable to acquire entity.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 805

-SubTopic 30

-Section 50

-Paragraph 1

-Subparagraph (b)(4)

-URI http://asc.fasb.org/extlink&oid=7488404&loc=d3e6927-128479

Name:	us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued
Namespace Prefix:	us-gaap_
Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_BusinessAcquisitionLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Cash outflow representing an adjustment to the purchase price of a previous acquisition.

No definition available.