CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Cash flows from operating activities:
Net income	$ 7,705	$ 8,905
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation	322	478
Share based compensation	753	732
Discontinued project costs	1,714
Deferred income taxes	237	193
Bad debt expense	40	49
(Increase) decrease in operating assets and increase (decrease) in liabilities:
Accounts receivable	(235)	6
Inventories - finished goods	15,192	14,260
Prepaid income taxes	(1,816)	(779)
Prepaid expenses and other current assets	119	(1,096)
Accounts payable	(521)	1,865
Income taxes payable		(162)
Accrued expenses and other current liabilities	80	(93)
Net cash provided by operating activities	23,590	24,358
Cash flows from investing activities:
Net change in investments	(37)	(41)
Purchases of property and equipment	(372)	(31)
Net cash used in investing activities	(409)	(72)
Cash flows from financing activities:
Dividends paid	(6,946)	(6,528)
Tax adjustment related to restricted stock	39
Net cash used in financing activities	(6,907)	(6,528)
Net increase in cash and cash equivalents	16,274	17,758
Cash and cash equivalents, at beginning of period	18,305	18,155
Cash and cash equivalents, at end of period	34,579	35,913
Supplemental disclosure of cash flow information:
Cash paid for income taxes	6,058	5,688
Dividends payable in accrued expenses	$ 191	$ 196