Consolidated Condensed Statement of Equity (Parenthetical)	9 Months Ended
	Sep. 30, 2017 $ / shares shares
Consolidated Condensed Statement of Equity [Abstract]
Restricted stock issuances (in shares)	200,688
Stock repurchase (in shares)	2,127,183
Stock options exercised (in shares)	77,334
Common Stock, Dividends, Per Share, Cash Paid | $ / shares	$ 0.1875