Restricted Cash (Details) $ in Thousands	Mar. 31, 2020 USD ($)
Restricted Cash and Cash Equivalents Items [Line Items]
Total restricted cash	$ 11,404
Customer Deposit [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Total restricted cash	11,201
Collateralize Standby Letters Of Credit [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Total restricted cash	$ 203