Name:	dyii_GrossRevenuesAndContractualAllowancesLineItems
Namespace Prefix:	dyii_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Health care organization patient service revenue contractual allowance and discount for bad debts.

No definition available.

Name:	dyii_HealthCareOrganizationPatientServiceRevenueContractualAllowanceAndDiscountForBadDebts
Namespace Prefix:	dyii_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Health care organization patient service revenue contractual allowance percentage.

No definition available.

Name:	dyii_HealthCareOrganizationPatientServiceRevenueContractualAllowancePercentage
Namespace Prefix:	dyii_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

Health care organization patient service revenue gross billings.

No definition available.

Name:	dyii_HealthCareOrganizationPatientServiceRevenueGrossBillings
Namespace Prefix:	dyii_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of patient service revenue, net of contractual allowances and discounts, less the related provision for bad debts.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 954
-SubTopic 605
-Section 45
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=51673510&loc=SL9156442-115640