CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - $ / shares	3 Months Ended	12 Months Ended
	Jun. 30, 2016	Mar. 31, 2016
Common stock, par value
Common stock, shares issued	25,413,950	25,408,950
Common stock, shares outstanding	25,413,950	25,408,950
7% Cumulative Redeemable Preference Shares [Member]
Dividend percentage	7.00%	7.00%
Ordinary Shares [Member]
Common stock, par value
Common stock, shares issued	25,413,950	25,408,950
Common stock, shares outstanding	25,413,950	25,408,950