Fair Value Measurement - Summary of Fair Value Hierarchy of Financial Assets and Liabilities Measured (Details) - USD ($) $ in Thousands |
Jun. 30, 2019 |
Jun. 30, 2018 |
---|---|---|
Level 1 | ||
Fair value measurement of assets and liabilities | ||
Assets | $ 0 | $ 0 |
Liabilities | 0 | 0 |
Level 2 | ||
Fair value measurement of assets and liabilities | ||
Assets | 0 | 0 |
Liabilities | 0 | 0 |
Level 3 | ||
Fair value measurement of assets and liabilities | ||
Assets | 0 | 0 |
Liabilities | $ 0 | $ 0 |