EARNINGS PER SHARE (Tables)

9 Months Ended

Dec. 31, 2012

Earnings Per Share [Abstract]

Reconciliation between the weighted average outstanding shares used in calculation of basic and diluted earnings per share

	Three Months Ended December 31,		Nine Months Ended December 31,
	(in thousands)		(in thousands)
	2012	2011	2012	2011
Weighted-average common shares outstanding – basic	49,750	48,912	49,608	48,692
Net effect of dilutive stock options and nonvested stock	388	461	387	442
Potential common shares – convertible debt	2,326	2,595	2,348	2,555
Weighted-average common shares outstanding – diluted	52,464	51,968	52,343	51,689