INCOME TAXES (Details) (USD $)	3 Months Ended
Mar. 31, 2011
Exemption on withholding tax on royalty payments [Abstract]
Foreign income taxes withheld related to royalty payments	$ 297,000

The foreign income taxes withheld related to royalty payments received by the entity.

No definition available.

Name:	panl_ForeignIncomeTaxesWithheldRelatedToRoyaltyPayments
Namespace Prefix:	panl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration