CAPITAL LEASE OBLIGATIONS (Details) $ in Thousands	3 Months Ended
Mar. 31, 2016 USD ($) Customer	Dec. 31, 2015 USD ($)
Capital Lease Obligations [Abstract]
Number of capital lease equipments obligation \| Customer	2
Expiration period of capital lease obligations	Jun. 30, 2016
Gross book value of capital leased assets	$ 77	$ 77
Net book value of capital leased assets	$ 8	$ 21
Minimum [Member]
Capital Lease Obligations [Abstract]
Interest rate capital leases	7.40%
Maximum [Member]
Capital Lease Obligations [Abstract]
Interest rate capital leases	8.90%

Represents expiration date of capital lease obligations.

No definition available.

Name:	diri_ExpirationPeriodOfCapitalLeaseObligations
Namespace Prefix:	diri_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Element represents implied interest rate of capital lease.

+ References

No definition available.

+ Details

Name:	diri_InterestRateCapitalLeases
Namespace Prefix:	diri_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Represents number of capital lease obligations for equipment.

+ References

No definition available.

+ Details

Name:	diri_NumberOfCapitalLeaseObligationsEquipment
Namespace Prefix:	diri_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- References

No definition available.

+ Details

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

- Definition

Amount before accumulated depreciation of leased physical assets used in the normal conduct of business to produce goods and services.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6455314&loc=d3e45014-112735

+ Details

Name:	us-gaap_CapitalLeasedAssetsGross
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The total gross amount less the charge for the use of the long-lived depreciable assets subject to a lease meeting the criteria for capitalization.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 840
-SubTopic 30
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=6455398&loc=d3e45280-112737

+ Details

Name:	us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Details

Name:	us-gaap_RangeAxis=us-gaap_MinimumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_RangeAxis=us-gaap_MaximumMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: