Fair Value Measurements - Fair Value of Assets and Liabilities on a Recurring Basis (Details) - USD ($) $ in Thousands		Dec. 31, 2021	Mar. 31, 2021
Fair Value, Measurements, Recurring | Carrying Value
ASSETS
Cash and cash equivalents	[1]	$ 49,429	$ 73,295
Restricted cash and cash equivalents		4,921	5,280
Total		54,350	78,575
LIABILITIES
Contingent consideration related to acquisitions		0	533
Total		0	533
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring | Fair Value
ASSETS
Cash and cash equivalents	[1]	49,429	73,295
Restricted cash and cash equivalents		4,921	5,280
Total		54,350	78,575
LIABILITIES
Contingent consideration related to acquisitions		0	0
Total		0	0
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring | Fair Value
ASSETS
Cash and cash equivalents	[1]	0	0
Restricted cash and cash equivalents		0	0
Total		0	0
LIABILITIES
Contingent consideration related to acquisitions		0	533
Total		0	533
Unobservable Inputs (Level 3)
ASSETS
Total		0
LIABILITIES
Total		0
Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring | Fair Value
ASSETS
Cash and cash equivalents	[1]	0	0
Restricted cash and cash equivalents		0	0
Total		0	0
LIABILITIES
Contingent consideration related to acquisitions		0	0
Total		$ 0	$ 0

[1] Cash equivalents consist primarily of money market funds.