Unaudited Condensed Consolidated Balance Sheets (Parenthetical) - $ / shares	Sep. 30, 2023	Mar. 31, 2023	Sep. 30, 2022
Unaudited Condensed Consolidated Balance Sheets
Preferred stock, par value	$ 0.01		$ 0.01
Preferred stock, shares authorized	50,000,000		50,000,000
Preferred stock, shares issued	0		0
Preferred stock, shares outstanding		0
Common stock, par value	$ 0.01		$ 0.01
Common stock, shares authorized	450,000,000		450,000,000
Common stock, shares issued	51,955,408	51,630,593
Common stock, shares outstanding (net of treasury stock)	40,607,892	40,382,730
Treasury stock, shares at cost	11,347,516	11,247,863