XML 18 R8.htm IDEA: XBRL DOCUMENT v3.10.0.1
Consolidated Statements Of Cash Flows (Parenthetical) - Capital Notes 4% Due 1/24/2022 [Member]
9 Months Ended
Sep. 30, 2018
Capital notes, interest rate 4.00%
Capital notes, maturity date Jan. 24, 2022