Leases - Maturities of Operating and Finance Lease Liabilities (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Apr. 01, 2019	Mar. 31, 2019
Operating leases
2021	$ 4,927
2022	4,207
2023	2,855
2024	2,685
2025	2,083
Thereafter	3,901
Total undiscounted future minimum lease payments	20,658
Less: difference between undiscounted lease payments and discounted lease liabilities	(5,322)
Total lease liabilities	15,336	$ 16,300
Finance leases
2021	29
2022	21
2023	5
2024	2
Total undiscounted future minimum lease payments	57
Less: difference between undiscounted lease payments and discounted lease liabilities	(8)
Total lease liabilities	$ 49
Operating leases
2020			$ 4,143
2021			3,945
2022			3,166
2023			1,916
2024			1,770
Thereafter			4,497
Total lease payments			19,437
Finance leases
2020			27
2021			23
2022			15
Total lease payments			65
Less: Amounts representing interest			(8)
Present value of lease liabilities			$ 57