XML 93 R77.htm IDEA: XBRL DOCUMENT v3.8.0.1
SHAREHOLDERS' EQUITY Narrative (Details)
Sep. 30, 2017
Dec. 31, 2016
Empire [Member]    
Noncontrolling Interest, Ownership Percentage by Parent 100.00% 79.00%
Tilden [Member]    
Noncontrolling Interest, Ownership Percentage by Parent 100.00% 85.00%