Derivative Financial Instruments - Summary of Outstanding Forward Currency Exchange Contracts (Details) - Forward Currency Exchange Contracts	Jun. 30, 2021 USD ($)
Outstanding forward currency exchange contracts	$ 54,201,000
Canadian Dollar
Outstanding forward currency exchange contracts	527,000
Swiss Franc
Outstanding forward currency exchange contracts	8,891,000
Chinese Yuan
Outstanding forward currency exchange contracts	1,927,000
Euro
Outstanding forward currency exchange contracts	19,037,000
British Pound
Outstanding forward currency exchange contracts	3,191,000
Indian Rupee
Outstanding forward currency exchange contracts	7,825,000
Japanese Yen
Outstanding forward currency exchange contracts	$ 12,803,000