Stockholders' Equity Dividends (Details)	9 Months Ended
	Jan. 31, 2022 $ / shares
July 2021 dividend payment
Class of Stock [Line Items]
Dividends Payable, Date Declared, Month and Year	May 27, 2021
Dividends Payable, Date of Record	Jun. 08, 2021
Dividends Payable, Date to be Paid	Jul. 01, 2021
Common Stock, Dividends, Per Share, Declared	$ 0.1795
October 2021 dividend payment
Class of Stock [Line Items]
Dividends Payable, Date Declared, Month and Year	Jul. 22, 2021
Dividends Payable, Date of Record	Sep. 03, 2021
Dividends Payable, Date to be Paid	Oct. 01, 2021
Common Stock, Dividends, Per Share, Declared	$ 0.1795
December 2021 dividend payment
Class of Stock [Line Items]
Dividends Payable, Date Declared, Month and Year	Nov. 18, 2021
Dividends Payable, Date of Record	Dec. 03, 2021
Dividends Payable, Date to be Paid	Dec. 28, 2021
Common Stock, Dividends, Per Share, Declared	$ 0.1885
April 2022 dividend payment
Class of Stock [Line Items]
Dividends Payable, Date Declared, Month and Year	Jan. 25, 2022
Dividends Payable, Date of Record	Mar. 08, 2022
Dividends Payable, Date to be Paid	Apr. 01, 2022
Common Stock, Dividends, Per Share, Declared	$ 0.1885
December 2021 special dividend payment
Class of Stock [Line Items]
Dividends Payable, Date Declared, Month and Year	Nov. 18, 2021
Dividends Payable, Date of Record	Dec. 09, 2021
Dividends Payable, Date to be Paid	Dec. 29, 2021
Common Stock, Dividends, Per Share, Declared	$ 1.0000