Leases (Right-of-use Assets and Lease Liabilities) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Mar. 31, 2021
Leases [Abstract]
Right-of-use assets, Operating leases	$ 65,680	$ 93,412
Right-of-use assets, Finance leases	1,370	1,858
Total right-of-use assets	67,050	95,270
Current liabilities: Operating leases	21,726	30,608
Current liabilities: Finance leases	405	568
Noncurrent liabilities: Operating leases	52,286	75,396
Noncurrent liabilities: Finance leases	772	1,225
Total lease liabilities	$ 75,189	$ 107,797