Notes, Loans and Finance Leases Payable, net (Interest Rates and Company Borrowings) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2023	Dec. 31, 2022
Interest and debt expense:
Weighted average interest rate during the quarter	6.64%	4.68%	6.47%	3.34%
Interest rate at quarter end	6.63%	5.28%	6.63%	5.28%
Maximum amount outstanding during the quarter	$ 710,000	$ 765,000	$ 715,000	$ 1,105,000
Average amount outstanding during the quarter	669,372	710,109	641,941	892,680
Facility fees	$ 259	$ 270	$ 830	$ 439