Consolidated Balance Sheets (Parenthetical) - shares	Mar. 31, 2020	Mar. 31, 2019
Preferred stock, shares authorized	5,000,000
Preferred stock, shares outstanding	0
Common stock, shares authorized	100,000,000
Common stock, shares outstanding	24,421,835	24,989,946
Common Stock [Member]
Common stock, shares authorized	100,000,000	100,000,000
Common stock, shares issued	24,421,835	24,989,946
Common stock, shares outstanding	24,421,835	24,989,946
Series A Junior Participating Preferred Stock [Member]
Preferred stock, shares authorized	500,000	500,000
Preferred stock, shares issued	0	0
Preferred stock, shares outstanding	0	0