Shareholders' Equity (Narrative) (Details) - $ / shares	9 Months Ended
	Sep. 30, 2015	May. 14, 2015
Shareholders' Equity [Abstract]
Dividend declaration date	May 14, 2015
Special cash dividend, amount per share		$ 2.60
Dividend record date	Jun. 19, 2015
Percent of closing stock price		36.00%
Percent of dividend declared in a per share amount	20.00%