Consolidated Balance Sheets - USD ($)	Mar. 31, 2018	Mar. 31, 2017
Current assets
Cash and cash equivalents	$ 103,505,676	$ 17,018,552
Trade receivables, net and accrued revenues	336,162	11,030
Prepaid expenses and other receivables	2,471,415	1,903,804
Due from related parties	26,880,720	42,457,000
Inventories	2,012,907	2,580,742
Total current assets	135,206,880	63,971,128
Fixed assets
Vessels, net	1,539,111,833	1,603,469,247
Other fixed assets, net	203,678	317,348
Total fixed assets	1,539,315,511	1,603,786,595
Other non-current assets
Deferred charges, net	1,574,522	1,884,174
Derivative instruments	14,264,899	5,843,368
Due from related parties—non-current	19,800,000	19,800,000
Restricted cash	25,862,704	50,874,146
Other non-current assets	85,640	75,469
Total assets	1,736,110,156	1,746,234,880
Current liabilities
Trade accounts payable	6,329,193	7,075,622
Accrued expenses	4,702,808	5,386,397
Due to related parties	345,515	11,162
Deferred income	5,564,557	7,313,048
Current portion of long-term debt	65,067,569	65,978,785
Total current liabilities	82,009,642	85,765,014
Long-term liabilities
Long-term debt—net of current portion and deferred financing fees	694,035,583	683,985,463
Other long-term liabilities	651,569	482,685
Total long-term liabilities	694,687,152	684,468,148
Total liabilities	776,696,794	770,233,162
Commitments and contingencies
Shareholders' equity
Preferred stock, $0.01 par value, 50,000,000 shares authorized, none issued nor outstanding
Common stock, $0.01 par value, 450,000,000 shares authorized, 58,640,161 and 58,342,201 shares issued, 55,090,165 and 54,974,526 shares outstanding (net of treasury stock), as of March 31, 2018 and March 31, 2017, respectively	586,402	583,422
Additional paid-in-capital	858,109,882	852,974,373
Treasury stock, at cost; 3,549,996 and 3,367,675 shares as of March 31, 2018 and March 31, 2017, respectively	(35,223,428)	(33,897,269)
Retained earnings	135,940,506	156,341,192
Total shareholders' equity	959,413,362	976,001,718
Total liabilities and shareholders' equity	$ 1,736,110,156	$ 1,746,234,880

Long lived, depreciable assets used for the primary purpose of water transportation, net of accumulated depreciation.

No definition available.

Name:	lpg_VesselsNet
Namespace Prefix:	lpg_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business. Used to reflect the current portion of the liabilities (due within one year or within the normal operating cycle if longer).