Debt Instrument, Additional Period for Loan Forgiveness

No definition available.

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- Definition

Debt Instrument, Additional Provision for Debt Forgiveness, Amount

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Debt Instrument, Initial Period for Loan Forgiveness

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Initial Period Without Payment Based on No Defaults

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Initial Provision for Debt Forgiveness, Amount

+ References

No definition available.

+ Details

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- Definition

Debt Instrument, Period Obligated to Make Monthly Payments

+ References

No definition available.

+ Details

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- Definition

Letter of Credit, Security Provided as Repayment of Notes Payable

+ References

No definition available.

+ Details

Name:	ingli_LetterOfCreditSecurityProvidedAsRepaymentOfNotesPayable
Namespace Prefix:	ingli_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Decrease for amounts of indebtedness forgiven by the holder of the debt instrument.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 235

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.4-08.(f))

-URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 08

-Paragraph f

-Article 4

+ Details

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- 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

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-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

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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

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- Details

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- Definition

Period of time between issuance and maturity of debt instrument, in PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

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- Definition

Carrying amount of long-term debt, net of unamortized discount or premium, including current and noncurrent amounts. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 7

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)

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

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 03

-Paragraph 16

-Article 9

Reference 5: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 20, 22

-Article 5

Reference 6: 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

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Financing Agreements (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended			0 Months Ended	12 Months Ended			12 Months Ended
	Nov. 30, 2012	Dec. 31, 2013	Dec. 31, 2012	Dec. 02, 2008 Loans Payable 1.00% Windsor Property Loan	Dec. 31, 2013 Loans Payable 1.00% Windsor Property Loan	Dec. 31, 2012 Loans Payable 1.00% Windsor Property Loan	Jun. 16, 2007 Loans Payable 1.00% Windsor Property Loan	Dec. 31, 2013 Minimum Loans Payable 1.00% Windsor Property Loan	Dec. 31, 2013 Maximum Loans Payable 1.00% Windsor Property Loan
Debt Instrument [Line Items]
Amount of unsecured notes issued							$ 9.9
Term to debt maturity					20 years
Annual interest rate on loan							1.00%
Initial period without debt payments based on no defaults					10 years
Period obligated to make monthly debt payments					10 years
Initial period for loan forgiveness					5 years
Initial provision for debt forgiveness									5.0
Debt forgiveness				5.0
Additional provision for debt forgiveness									4.9
Additional period for loan forgiveness								5 years	10 years
Letter of credit, security provided as repayment of notes payable	10.6
Long-term debt		$ 4.9	$ 4.9		$ 4.9	$ 4.9