Note 6 - Leases (Tables)

6 Months Ended

Jun. 30, 2017

Notes Tables

Schedule of Future Minimum Rental Payments for Operating Leases [Table Text Block]

Year ending December 31,	Bareboat Charter Lease Payments
2017 (remainder)		3,167
2018		6,282
2019		6,282
2020		6,299
2021		6,282
2022		1,034
Total		29,346

Schedule of Future Minimum Time-Charter Receipts [Table Text Block]

Year ending December 31,		Time Charter receipts
	2017 (remainder)		20,074
	2018		38,071
	2019		26,514
	2020		9,699
	2021		3,814
	Total		98,172