Represents potential future additional capital contributions to a variable interest entity.

No definition available.

Name:	nrci_AdditionalCapitalContributionsToVariableInterestEntity
Namespace Prefix:	nrci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the first annual recurring contract value target level.

+ References

No definition available.

+ Details

Name:	nrci_AnnualRecurringContractValueTargetLevelOne
Namespace Prefix:	nrci_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the third annual recurring contract value target level.

+ References

No definition available.

+ Details

Name:	nrci_AnnualRecurringContractValueTargetLevelThree
Namespace Prefix:	nrci_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the second annual recurring contract value target level.

+ References

No definition available.

+ Details

Name:	nrci_AnnualRecurringContractValueTargetLevelTwo
Namespace Prefix:	nrci_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Represents the capital contribution to a variable interest entity.

+ References

No definition available.

+ Details

Name:	nrci_CapitalContributionsToVariableInterestEntity
Namespace Prefix:	nrci_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents the ownership percentage required to be acquired by the Company at each recurring contract value target level.

+ References

No definition available.

+ Details

Name:	nrci_OwnershipPercentageRequiredToAcquireAtEachRecurringContractValueTargetLevel
Namespace Prefix:	nrci_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents the purchase by the parent of an additional equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The purchase of the additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 55

-Paragraph 4M

-URI http://asc.fasb.org/extlink&oid=35736750&loc=SL4591554-111686

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 1A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=18733093&loc=SL4573702-111684

Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187085-122770

+ Details

Name:	us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesPurchaseOfInterestByParent
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.

+ References

No definition available.

+ Details

Name:	us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Percentage of subsidiary's or equity method investee's stock owned by parent immediately after all stock transactions.

+ References

No definition available.

+ Details

Name:	us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Percentage of the Variable Interest Entity's (VIE) voting interest owned by (or beneficial interest in) the reporting entity (directly or indirectly).

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 810

-SubTopic 10

-Section 50

-Paragraph 5A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=52262685&loc=SL6759159-111685

+ Details

Name:	us-gaap_VariableInterestEntityOwnershipPercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Details

Name:	us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis=nrci_ConnectMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=nrci_NGCustomerConnectLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	dei_LegalEntityAxis=nrci_IlluminateHealthLLCMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_BusinessAcquisitionAxis=nrci_ConnectMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

Note 2 - Connect (Details Textual) - USD ($) $ in Millions	1 Months Ended	3 Months Ended	6 Months Ended	9 Months Ended	27 Months Ended
Note 2 - Connect (Details Textual) - USD ($) $ in Millions	Jul. 31, 2015	Sep. 30, 2015	Jun. 30, 2015	Sep. 30, 2015	Sep. 30, 2015
Connect [Member] \| NG Customer-Connect, LLC [Member]
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage			25.00%
Connect [Member] \| Illuminate Health, LLC [Member]
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage			26.00%
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners		11.00%		11.00%	11.00%
Connect [Member]
Variable Interest Entity, Qualitative or Quantitative Information, Ownership Percentage			49.00%
Capital Contributions to Variable Interest Entity					$ 2.8
Additional Capital Contributions to Variable Interest Entity				$ 1.3
Connect [Member]
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Changes, Purchase of Interest by Parent	$ 2.8
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions		89.00%
Ownership Percentage Required to Acquire at Each Recurring Contract Value Target Level		33.33%
Annual Recurring Contract Value Target Level One		$ 7.0
Annual Recurring Contract Value Target Level Two		14.0
Annual Recurring Contract Value Target Level Three		$ 20.0