Debt Instrument, Number Of Options To Extend Maturity Date

No definition available.

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Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

- Definition

Debt Instrument, Period Of Extension Of Maturity Date

+ References

No definition available.

+ Details

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- Definition

Line Of Credit Facility, Accordion Feature, Increase Limit

+ References

No definition available.

+ Details

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Namespace Prefix:	ilpt_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Number Of Properties Used As Collateral

+ References

No definition available.

+ Details

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Data Type:	xbrli:integerItemType
Balance Type:	na
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, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

+ References

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+ Details

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

- Definition

The average effective interest rate during the reporting period.

+ References

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+ Details

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Balance Type:	na
Period Type:	duration

- Definition

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

+ References

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
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

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Balance Type:	na
Period Type:	duration

- Definition

Difference between the fair value of payments made and the carrying amount of debt which is extinguished prior to maturity.

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+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
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.

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+ Details

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Namespace Prefix:	us-gaap_
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Balance Type:	credit
Period Type:	instant

- Definition

The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used.

+ References

No definition available.

+ Details

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Balance Type:	na
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- Definition

The effective interest rate at the end of the reporting period.

+ References

+ Details

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Balance Type:	na
Period Type:	instant

- 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

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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

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Balance Type:	credit
Period Type:	instant

- Details

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- Details

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- Details

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Period Type:

- Details

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Indebtedness - Narrative (Details)	1 Months Ended	3 Months Ended		6 Months Ended
Indebtedness - Narrative (Details)	May 31, 2020 USD ($) property	Jun. 30, 2020 USD ($)	Jun. 30, 2019 USD ($)	Jun. 30, 2020 USD ($) option	Jun. 30, 2019 USD ($)	Jul. 27, 2020 USD ($)	Dec. 31, 2019 USD ($)
Debt Instrument [Line Items]
Revolving credit facility		$ 320,000,000		$ 320,000,000			$ 310,000,000
Long-term Debt, Gross		1,376,980,000		1,376,980,000			1,415,730,000
Gain on early extinguishment of debt		120,000	$ 0	120,000	$ 0
Revolving credit facility
Debt Instrument [Line Items]
Maximum borrowing capacity of revolving credit facility and term loan		750,000,000		$ 750,000,000
Number of options to extend maturity date \| option				2
Period of extension of maturity date				6 months
Option to increase maximum borrowing capacity		$ 1,500,000,000		$ 1,500,000,000
Commitment fee percentage				0.25%
Interest rate at the end of the period (as a percent)		1.59%	3.26%	1.59%	3.26%
Weighted average interest rate (as a percent)		2.04%	3.76%	2.80%	3.77%
Revolving credit facility		$ 320,000,000		$ 320,000,000
Remaining borrowing capacity		430,000,000		430,000,000
Long-term Debt, Gross		320,000,000		320,000,000			310,000,000
Mortgage note payable \| Mortgage note payable (secured by one property in Virginia)
Debt Instrument [Line Items]
Number of properties used as collateral \| property	1
Long-term Debt, Gross	$ 48,750,000	$ 0		$ 0			$ 48,750,000
Debt Instrument, Interest Rate, Stated Percentage	3.48%
London Interbank Offered Rate (LIBOR) \| Revolving credit facility
Debt Instrument [Line Items]
Basis spread on variable rate				1.40%
Subsequent Event \| Revolving credit facility
Debt Instrument [Line Items]
Revolving credit facility						$ 320,000
Remaining borrowing capacity						$ 430,000