Amount of installment.

No definition available.

Name:	ssy_AmountOfInstallment
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Cash held in escrows.

+ References

No definition available.

+ Details

Name:	ssy_CashHeldInEscrows
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	instant

- Details

Name:	ssy_DebtDisclosureLineItems
Namespace Prefix:	ssy_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt instrument maturities period.

+ References

No definition available.

+ Details

Name:	ssy_DebtInstrumentMaturitiesPeriod
Namespace Prefix:	ssy_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

- Definition

Financing costs and expenses.

+ References

No definition available.

+ Details

Name:	ssy_FinancingCostsAndExpenses
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Line of credit facility borrowing base percentage of eligible billed accounts receivable.

+ References

No definition available.

+ Details

Name:	ssy_LineOfCreditFacilityBorrowingBasePercentageOfEligibleBilledAccountsReceivable
Namespace Prefix:	ssy_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Loan proceeds applied as payment against the Company's senior debt.

+ References

No definition available.

+ Details

Name:	ssy_LoanProceedsAppliedAsPaymentAgainstCompanySeniorDebt
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Loan proceeds to be used to finance improvements.

+ References

No definition available.

+ Details

Name:	ssy_LoanProceedsToBeUsedToFinanceImprovements
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	na
Period Type:	duration

- Definition

Loan proceeds used for acquisition.

+ References

No definition available.

+ Details

Name:	ssy_LoanProceedsUsedForAcquisition
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Long term RDA loan.

+ References

No definition available.

+ Details

Name:	ssy_LongTermRdaLoan
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Proceed from issuance of long term debt.

+ References

No definition available.

+ Details

Name:	ssy_ProceedFromIssuanceOfLongTermDebt
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Revolving working capital loan amount draw.

+ References

No definition available.

+ Details

Name:	ssy_RevolvingWorkingCapitalLoanAmountDraw
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Subordinated long term debt current and noncurrent.

+ References

No definition available.

+ Details

Name:	ssy_SubordinatedLongTermDebtCurrentAndNoncurrent
Namespace Prefix:	ssy_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Amount of noncash expense included in interest expense to issue debt and obtain financing associated with the related debt instruments. Alternate captions include noncash interest expense.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3602-108585

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 225

-SubTopic 10

-Section S99

-Paragraph 2

-Subparagraph (SX 210.5-03.8)

-URI http://asc.fasb.org/extlink&oid=26872669&loc=d3e20235-122688

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 8

-Article 5

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 8

-Article 9

+ Details

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

- Definition

Percentage points added to the reference rate to compute the variable rate on the debt instrument.

+ References

No definition available.

+ Details

Name:	us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20

-Article 5

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Face (par) amount of debt instrument at time of issuance.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 45

-Paragraph 2

-URI http://asc.fasb.org/extlink&oid=6451184&loc=d3e28551-108399

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 835

-SubTopic 30

-Section 55

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6584090&loc=d3e28878-108400

+ Details

Name:	us-gaap_DebtInstrumentFaceAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Contractual interest rate for funds borrowed, under the debt agreement.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a)(1))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Date the debt instrument was issued, in CCYY-MM-DD format.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.22(a))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

Name:	us-gaap_DebtInstrumentIssuanceDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Amount borrowed under the credit facility as of the balance sheet date.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityAmountOutstanding
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Description of the credit facility's borrowing capacity including discussion of how the borrowing capacity is determined (for example, borrowing capacity based on the amount of current assets).

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

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

- Definition

Amount of current borrowing capacity under the credit facility considering any current restrictions on the amount that could be borrowed (for example, borrowings may be limited by the amount of current assets), but without considering any amounts currently outstanding under the facility.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

+ Details

Name:	us-gaap_LineOfCreditFacilityCurrentBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Date the credit facility first became available, in CCYY-MM-DD format.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityInitiationDate1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:dateItemType
Balance Type:	na
Period Type:	duration

- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

Name:	us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

Long-Term Debt - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended										12 Months Ended			12 Months Ended							12 Months Ended		0 Months Ended		12 Months Ended			12 Months Ended			0 Months Ended		12 Months Ended
	Jun. 30, 2013	Dec. 31, 2012	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2013 PIK Notes [Member]	Oct. 22, 2012 PIK Notes [Member]	Apr. 22, 2012 PIK Notes [Member]	Apr. 22, 2008 Carmichael [Member]	Jun. 30, 2013 Carmichael [Member] PIK Notes [Member]	Apr. 23, 2008 Term Loan [Member]	Jun. 30, 2013 Callaway RDA Loan [Member]	Jun. 30, 2012 Callaway RDA Loan [Member]	Mar. 16, 2012 Callaway RDA Loan [Member]	Jun. 30, 2013 Callaway RDA Loan [Member] Promissory Note [Member]	Jun. 30, 2012 Callaway RDA Loan [Member] Promissory Note [Member]	Mar. 16, 2012 Callaway RDA Loan [Member] Promissory Note One [Member]	Jun. 30, 2013 Callaway RDA Loan [Member] Promissory Note Two [Member]	Mar. 16, 2012 Callaway RDA Loan [Member] Promissory Note Two [Member]	Jun. 30, 2013 Trace RDA Loan [Member]	Jun. 30, 2012 Trace RDA Loan [Member]	Jun. 30, 2013 Trace RDA Loan [Member] Mortgage Loan [Member]	Jul. 11, 2012 Trace RDA Loan [Member] Mortgage Loan [Member]	Jul. 11, 2012 Trace RDA Loan [Member] Mortgage Loan [Member] Minimum [Member]	Jul. 11, 2012 Trace RDA Loan [Member] Mortgage Loan [Member] Maximum [Member]	Jun. 30, 2013 Trace RDA Loan [Member] Mortgage Loan [Member] Maximum [Member]	Jun. 30, 2013 Trace RDA Loan [Member] Working Capital Loans [Member]	Jul. 11, 2012 Trace RDA Loan [Member] Working Capital Loans [Member]	Jun. 30, 2013 Trace Working Capital Loan [Member]	Jun. 30, 2013 SHPP RDA Loan [Member]	Jun. 30, 2012 SHPP RDA Loan [Member]	Nov. 06, 2012 SHPP RDA Loan [Member] Minimum [Member]	Nov. 06, 2012 SHPP RDA Loan [Member] Maximum [Member]	Jun. 30, 2013 SHPP RDA Loan [Member] Maximum [Member]	Jun. 30, 2012 SHPP RDA Loan [Member] Subsidiaries [Member]	Oct. 31, 2012 SHPP RDA Loan [Member] Subsidiaries [Member]	Apr. 23, 2008 Line of credit [Member] Term Loan [Member]	Sep. 20, 2012 Line of credit [Member] Revolving Loan [Member]	Apr. 23, 2008 Line of credit [Member] Revolving Loan [Member]
Debt Disclosure [Line Items]
Loan agreement amount								$ 3,000					$ 5,000			$ 4,000		$ 1,000				$ 9,975					$ 1,000								$ 2,100
Date of loan agreement														Mar. 16, 2012							Jul. 11, 2012					Jul. 11, 2012								Oct. 31, 2012
Outstanding balance amount																4,000	1,000		9,047
Debt instrument maturity period														25 years							15 years								25 years
Interest rate														5.25%	2.00%								1.50%	6.00%	6.00%						2.00%	5.00%	5.25%
Loan proceeds applied as payment against the Company's senior debt														3,250							8,500
Loan proceeds to be used to finance improvements											1,000										850
Drawn but unused loan proceeds											92								68
Line of credit, Loan Description																												Trace Working Capital Loan provides for a revolving line of credit to SHCH equal to the lesser of (i) a Borrowing Base equal to eighty percent (80%) of Eligible Accounts Receivable (as defined in the Working Capital Loan Agreement) or (ii) $1,000.
Line of credit, Borrowing Base																												80.00%
Line of credit, Ceiling Amount																												1,000
Line of credit, outstanding borrowings																												0
Amount of loan included in current liabilities											4,908	4,376							9,047	0									2,073	0
Right drawn on revolving working capital loan																			0
Loan proceeds used for acquisition																													1,800
Interest rate percentage					8.00%			8.00%
PIK note issued						252	247
Amount of installments	150
Remaining balance of installment									1,702
SunLink entered into senior secured credit facility, Date		Apr. 23, 2008
Credit Facility										35,000																										47,000	9,000	12,000
Financing costs and expenses	2,710
Amortization expense	$ 222		$ 201	$ 1,485