Debt Instrument, Interest Rate, Portion Fixed

No definition available.

Name:	panl_DebtInstrumentInterestRatePortionFixed
Namespace Prefix:	panl_
Data Type:	num:percentItemType
Balance Type:	na
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

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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

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(1)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-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=119400593&loc=d3e572229-122910

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-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

+ Details

Name:	us-gaap_DebtInstrumentCarryingAmount
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://fasb.org/us-gaap/role/ref/legacyRef
-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

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

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. 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/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
-Paragraph 4
-Subparagraph (b)(3)
-URI http://asc.fasb.org/extlink&oid=109500613&loc=SL6031897-161870

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(16))
-URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-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

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-Name Accounting Standards Codification
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-Subparagraph (SX 210.5-02(22))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19,20)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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

- Definition

Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-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

+ Details

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

- Definition

The remaining balance of debt issuance expenses that were capitalized and are being amortized against income over the lives of the respective bond issues. This does not include the amounts capitalized as part of the cost of the utility plant or asset.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.17)
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

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

Debt - Schedule of Debt (Details) - USD ($)	3 Months Ended
Debt - Schedule of Debt (Details) - USD ($)	Mar. 31, 2020	Dec. 31, 2019	Mar. 31, 2017	Jan. 31, 2017
Debt Instrument [Line Items]
Long-term debt, gross	$ 107,494,197	$ 110,778,263
Less: unamortized debt issuance and bank fees	(4,110,463)	(4,137,872)
Long-term Debt	103,383,734	106,640,391
Less: current portion	(22,240,674)	(22,990,674)
Secured long-term debt	81,143,060	83,649,717
Bulk Nordic Odin Ltd, Bulk Nordic Olympic Ltd Loan Agreement
Debt Instrument [Line Items]
Long-term debt, gross	$ 27,716,300	28,466,300
Interest rate, stated percentage	4.07%
Bulk Nordic Odyssey Ltd, Bulk Nordic Orion Ltd, Loan Agreement
Debt Instrument [Line Items]
Long-term debt, gross	$ 12,104,406	12,854,405
Interest rate, stated percentage	3.77%
Bulk Nordic Oshima Ltd, Amended and Restated Loan Agreement
Debt Instrument [Line Items]
Long-term debt, gross	$ 13,129,295	13,504,295
Bulk Nordic Oasis Ltd. Loan Agreement
Debt Instrument [Line Items]
Long-term debt, gross	15,125,000	15,500,000
Bulk Nordic Six Ltd. - Tranche A
Debt Instrument [Line Items]
Long-term debt, gross	13,033,330	13,299,997
Bulk Nordic Six Ltd. - Tranche B
Debt Instrument [Line Items]
Long-term debt, gross	2,785,000	2,850,000
Bulk Pride - Tranche C
Debt Instrument [Line Items]
Long-term debt, gross	6,025,000	6,300,000
Bulk Independence - Tranche E
Debt Instrument [Line Items]
Long-term debt, gross	13,250,000	13,500,000
Bulk Freedom Loan Agreement
Debt Instrument [Line Items]
Long-term debt, gross	$ 3,650,000	3,800,000
Interest rate, stated percentage	4.49%
109 Long Wharf Commercial Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	$ 675,866	$ 703,266
Interest rate, stated percentage	3.69%
Secured Debt \| Bulk Nordic Oshima Ltd, Amended and Restated Loan Agreement
Debt Instrument [Line Items]
Interest rate, stated percentage	3.13938%
Secured Debt \| Bulk Nordic Oasis Ltd. Loan Agreement
Debt Instrument [Line Items]
Interest rate, stated percentage	4.30%
Period one \| Tranche A \| Secured Debt \| Bulk Nordic Six Ltd. - Tranche A
Debt Instrument [Line Items]
Interest rate, stated percentage	3.69%
Period one \| Tranche B \| Secured Debt \| Bulk Nordic Six Ltd. - Tranche A
Debt Instrument [Line Items]
Interest rate, stated percentage	3.65%
Period one \| Tranche C \| Secured Debt \| Bulk Pride - Tranche C
Debt Instrument [Line Items]
Interest rate, stated percentage	4.69%
Period one \| Tranche E \| Secured Debt \| Bulk Independence - Tranche E
Debt Instrument [Line Items]
Interest rate, stated percentage	3.48%
Odyssey and Orion \| Secured Debt \| Bulk Nordic Odin, Bulk Nordic Olympic, Bulk Nordic Odyssey, Bulk Nordic Orion and Bulk Nordic Oshima Loan Agreement
Debt Instrument [Line Items]
Interest rate, stated percentage			4.24%
Interest rate, portion fixed			50.00%
Oshima \| Secured Debt \| Bulk Nordic Odin, Bulk Nordic Olympic, Bulk Nordic Odyssey, Bulk Nordic Orion and Bulk Nordic Oshima Loan Agreement
Debt Instrument [Line Items]
Interest rate, stated percentage				4.16%
Interest rate, portion fixed				50.00%
London Interbank Offered Rate (LIBOR) \| Bulk Nordic Odyssey Ltd, Bulk Nordic Orion Ltd, Loan Agreement
Debt Instrument [Line Items]
Basis spread on variable rate	2.40%
London Interbank Offered Rate (LIBOR) \| Bulk Nordic Oshima Ltd, Amended and Restated Loan Agreement
Debt Instrument [Line Items]
Basis spread on variable rate	2.30%