FAIR VALUE MEASUREMENTS (Details Textual) - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2016	Jun. 30, 2015
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Fair Value of Loans Remeasured	$ 3,200	$ 4,000
Prior to Remeasurement of Loans	3,300	4,000
Fair Value, Measurements, Nonrecurring [Member]
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]
Properties Prior to Remeasurement of Loans		786
Fair Value Remeasurement Gain Loss On Impaired Loan	103	39
Fair Value Remeasurement Gain Loss On Real Estate Owned	1,000	$ 140
Proceeds from Sale of Real Estate	$ 400

Loans Remeasured Fair Value during the period.

No definition available.

Name:	oshc_FairValueOfLoansRemeasured
Namespace Prefix:	oshc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of gain (loss) from fair remeasurement of impaired loan asset during the period.

+ References

No definition available.

+ Details

Name:	oshc_FairValueRemeasurementGainLossOnImpairedLoan
Namespace Prefix:	oshc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of gain (loss) from fair remeasurement of real estate owned asset during the period.

+ References

No definition available.

+ Details

Name:	oshc_FairValueRemeasurementGainLossOnRealEstateOwned
Namespace Prefix:	oshc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

The prior to remeasurement, resulting in the recognition of impairment during the period.

+ References

No definition available.

+ Details

Name:	oshc_PriorToRemeasurementOfLoans
Namespace Prefix:	oshc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

The properties carried at the value of immediately prior to remeasurement during the period.

+ References

No definition available.

+ Details

Name:	oshc_PropertiesPriorToRemeasurementOfLoans
Namespace Prefix:	oshc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

- Definition

Cash received for the sale of real estate that is not part of an investing activity during the current period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 12
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=66902209&loc=d3e3179-108585

+ Details

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

- Details

Name:	us-gaap_FairValueByMeasurementFrequencyAxis=us-gaap_FairValueMeasurementsNonrecurringMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: