XML 73 R37.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Summary of Significant Accounting Policies and Use of Estimates (Details)
$ in Thousands
Jan. 01, 2019
USD ($)
Retained Earnings | Accounting Standards Update 2016-02  
New Accounting Pronouncements or Change in Accounting Principle [Line Items]  
Cumulative effect of new accounting principle in period of adoption $ 4,678