Leases - Maturities of Operating and Finance Lease Liabilities (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Apr. 01, 2019	Mar. 31, 2019
Operating leases
2020 (excluding the nine months ended December 31, 2019)	$ 1,086
2021	4,390
2022	3,623
2023	2,244
2024	2,049
Thereafter	5,719
Total undiscounted future minimum lease payments	19,111
Less: difference between undiscounted lease payments and discounted lease liabilities	(5,076)
Total lease liabilities	14,035	$ 16,300
Finance leases
2020 (excluding the nine months ended December 31, 2019)	7
2021	29
2022	21
2023	5
2024	3
Thereafter	0
Total undiscounted future minimum lease payments	65
Less: difference between undiscounted lease payments and discounted lease liabilities	(10)
Total lease liabilities	$ 55
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
2023			0
2024			0
Thereafter			0
Total lease payments			65
Less: Amounts representing interest			(8)
Present value of lease liabilities			$ 57