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Share Repurchase Program	6 Months Ended
Share Repurchase Program	Sep. 30, 2018
Share Repurchase Program [Abstract]
Share Repurchase Program	Share Repurchase Program Our board of directors has authorized the repurchase of up to 300,000 shares of our outstanding common stock for cash on the open market or in privately negotiated transactions subject to applicable securities laws and regulations. Upon repurchase of the shares, we reduce our common stock for the par value of the shares with the excess applied against additional paid-in capital. No shares were repurchased during the six months ended September 30, 2018 or during fiscal 2018. As of September 30, 2018, 112,546 shares remained available to be repurchased under the share repurchase program.