XML 35 R21.htm IDEA: XBRL DOCUMENT v3.7.0.1
Nature of Operations (Policies)
6 Months Ended
Jun. 30, 2017
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Nature of Operations
four
Basis of Accounting
December 31, 2016.
Recently Issued Accounting Pronouncements
Recently Issued Accounting Pronouncements