Commitments and Contingencies (Tables)

9 Months Ended

Dec. 31, 2017

Commitments and Contingencies

Schedule of operating lease rent expense

	Three months ended				Nine months ended
	December 31, 2017		December 31, 2016		December 31, 2017		December 31, 2016
Operating lease rent expense	$	97,382	$	110,601	$	311,932	$	316,623

Schedule of operating leases

	December 31, 2017
Less than one year	$	174,676
One to three years		67,812
Total	$	242,488

Schedule of future minimum fixed time charter contracts

	December 31, 2017
Less than one year	$	40,093,114
One to three years		33,806,365
Total	$	73,899,479