Shareholders' Equity (Details)	Dec. 31, 2015 $ / shares shares
Voting Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, par value | $ / shares	$ 0
Preferred Stock, shares authorized | shares	12,500,000.0
Nonvoting Preferred Stock [Member]
Class of Stock [Line Items]
Preferred Stock, par value | $ / shares	$ 0
Preferred Stock, shares authorized | shares	12,500,000.0