Credit facility - early termination fee

No definition available.

Name:	hh_CreditFacilityEarlyTerminationFee
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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Conditions, Aggregate Revenue-Based Quarterly Payment Ceiling

+ References

No definition available.

+ Details

Name:	hh_DebtInstrumentConditionsAggregateRevenueBasedQuarterlyPaymentCeiling
Namespace Prefix:	hh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt Instrument, Conditions, Annual Aggregate Revenue

+ References

No definition available.

+ Details

Name:	hh_DebtInstrumentConditionsAnnualAggregateRevenue
Namespace Prefix:	hh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Debt Instrument, Quarterly Revenue-Based Payments As A Percent Of Annual Aggregate Revenue

+ References

No definition available.

+ Details

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Namespace Prefix:	hh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Termination Fee As A Percent Of Aggregate Principal Amount

+ References

No definition available.

+ Details

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Namespace Prefix:	hh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Debt Instrument, Variable Interest Rate Floor

+ References

No definition available.

+ Details

Name:	hh_DebtInstrumentVariableInterestRateFloor
Namespace Prefix:	hh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The contractual maximum of borrowings as defined by a percentage of eligible receivables, with consideration of all undrawn/unexpired letters of credit.

+ References

No definition available.

+ Details

Name:	hh_LineOfCreditFacilityLoanMaximumDefinedBasedOnEligibleReceivable
Namespace Prefix:	hh_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

- Definition

Line of Credit Facility, Loan Maximum Defined, Based on Eligible Receivable, Reserve

+ References

No definition available.

+ Details

Name:	hh_LineofCreditFacilityLoanMaximumDefinedBasedonEligibleReceivableReserve
Namespace Prefix:	hh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Line Of Credit Facility, Potential Maximum Borrowing Capacity

+ References

No definition available.

+ Details

Name:	hh_LineOfCreditFacilityPotentialMaximumBorrowingCapacity
Namespace Prefix:	hh_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- 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

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=34725769&loc=d3e28878-108400

+ Details

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

- Definition

Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

+ 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 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(a)(1))

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

+ Details

Name:	us-gaap_DebtInstrumentInterestRateEffectivePercentage
Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
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

Represents the charge against earnings during the period for commitment fees and debt issuance expenses.

+ References

Reference 1: 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 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 8

-Article 5

+ Details

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

- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.9-03.16)

-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 20, 22

-Article 5

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 944

-SubTopic 210

-Section S99

-Paragraph 1

-Subparagraph (SX 210.7-03.16)

-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

+ Details

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

- Details

Name:	us-gaap_LineOfCreditFacilityLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
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

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

- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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

- Definition

The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility.

+ References

No definition available.

+ Details

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

- Definition

Expenses paid for obtaining loans which includes expenses such as application and origination fees.

+ References

No definition available.

+ Details

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

- Details

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Data Type:	na
Balance Type:
Period Type:

- Details

Name:	us-gaap_LongtermDebtTypeAxis=us-gaap_LoansPayableMember
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Balance Type:
Period Type:

- Details

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- Details

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Long-Term Debt (Details) (USD $)	3 Months Ended		0 Months Ended
Long-Term Debt (Details) (USD $)	Mar. 31, 2015	Mar. 31, 2014	Apr. 17, 2015
2013 Loan and Security Agreement [Member]
Loan and Security Agreements [Line Items]
Maximum borrowing capacity	$ 10,000,000
Loan maximum defined, based on eligible receivables	85.00%
Loan maximum defined, based on eligible receivables, reserve	500,000
Additional borrowing availability under Loan and Security Agreement	1,500,000
Borrowings outstanding	0
Interest rate, stated percentage	6.00%
Effective interest rate	6.00%
Commitment fee as percent of revolving credit limit	1.00%
Commitment fee		50,000
2013 Loan and Security Agreement [Member] \| Prime rate [Member]
Loan and Security Agreements [Line Items]
Spread on variable rate	2.75%
2013 Loan and Security Agreement [Member] \| LIBOR 90 day rate [Member]
Loan and Security Agreements [Line Items]
Spread on variable rate	5.25%
Subsequent Event [Member] \| Prior to February 28, 2017 [Member]
Loan and Security Agreements [Line Items]
Credit facility - early termination fee			3.00%
Subsequent Event [Member] \| Prior to February 28, 2018 [Member]
Loan and Security Agreements [Line Items]
Credit facility - early termination fee			2.00%
Subsequent Event [Member] \| February 28, 2018 - February 28, 2019 [Member]
Loan and Security Agreements [Line Items]
Credit facility - early termination fee			1.00%
Subsequent Event [Member] \| 2013 Loan and Security Agreement [Member]
Loan and Security Agreements [Line Items]
Maximum borrowing capacity			7,000,000
Potential maximum borrowing capacity			12,000,000
Loans Payable [Member] \| Subsequent Event [Member] \| Credit Agreement [Member]
Loan and Security Agreements [Line Items]
Debt face amount			5,000,000.0
Origination fee			100,000
Variable rate floor, percent			1.00%
Maximum aggregate revenue-based payment			600,000
Exit fee as a percent of aggregate principal			8.00%
Loans Payable [Member] \| Subsequent Event [Member] \| Credit Agreement [Member] \| LIBOR [Member]
Loan and Security Agreements [Line Items]
Spread on variable rate			14.00%
Loans Payable [Member] \| Subsequent Event [Member] \| Credit Agreement [Member] \| Annual Aggregate Revenue Up To And Including $20 million [Member]
Loan and Security Agreements [Line Items]
Percent of aggregate revenue for quarterly payments			8.50%
Annual aggregate revenue limit			20,000,000
Loans Payable [Member] \| Subsequent Event [Member] \| Credit Agreement [Member] \| Annual Aggregate Revenue Greater Than $20 Million Up To And Including $30 Million [Member]
Loan and Security Agreements [Line Items]
Percent of aggregate revenue for quarterly payments			7.00%
Loans Payable [Member] \| Subsequent Event [Member] \| Credit Agreement [Member] \| Annual Aggregate Revenue Greater Than $30 million [Member]
Loan and Security Agreements [Line Items]
Percent of aggregate revenue for quarterly payments			5.00%
Annual aggregate revenue limit			30,000,000
Minimum [Member] \| Loans Payable [Member] \| Subsequent Event [Member] \| Credit Agreement [Member] \| Annual Aggregate Revenue Greater Than $20 Million Up To And Including $30 Million [Member]
Loan and Security Agreements [Line Items]
Annual aggregate revenue limit			20,000,000