Stock Repurchase Activity (Details) - shares	3 Months Ended	9 Months Ended
	Dec. 31, 2019	Dec. 31, 2019	Mar. 31, 2019	Jan. 31, 2016
Equity [Abstract]
Stock repurchase program, number of shares authorized to be repurchased				15,000,000.0
Repurchased shares under authorization (in shares)	0	0
Treasury stock (in shares)	13,698,053	13,698,053	15,643,408