Quarterly report pursuant to Section 13 or 15(d)

Uncategorized Items - usna-20190330.xml

v3.19.1
Label Element Value
Restricted Cash and Cash Equivalents, Current us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue $ 330,000
Restricted Cash and Cash Equivalents, Noncurrent us-gaap_RestrictedCashAndCashEquivalentsNoncurrent 3,182,000
Restricted Cash and Cash Equivalents, Noncurrent us-gaap_RestrictedCashAndCashEquivalentsNoncurrent $ 2,980,000