XML 90 R9999.htm IDEA: XBRL DOCUMENT v3.21.1
Label Element Value
Restricted Cash, Current Assets, Included in Prepaid Expenses and Other Current Assets msa_RestrictedCashCurrentAssetsIncludedinPrepaidExpensesandOtherCurrentAssets $ 332,000
Restricted Cash, Current Assets, Included in Prepaid Expenses and Other Current Assets msa_RestrictedCashCurrentAssetsIncludedinPrepaidExpensesandOtherCurrentAssets $ 355,000