Loss per Share (Details) - $ / shares shares in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018	Dec. 31, 2017
Denominator [Abstract]
Weighted average shares outstanding (in shares)	23,048	22,851	23,030	22,777
Earnings Per Share, Basic and Diluted [Abstract]
Loss per share (in dollars per share)	$ (0.18)	$ (0.08)	$ (0.42)	$ (0.36)
Earnings Per Share, Diluted [Abstract]
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	1,471,000	1,658,000	1,443,000	1,705,000