Goodwill and Intangible Assets (Intangible Assets Textuals) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Goodwill and Intangible Assets Disclosure [Abstract]
Indefinite-lived intangible assets, primarily consisting of trademarks	$ 4,300,000	$ 4,300,000
Impairment of intangible assets	$ 21,200,000	$ 0	$ 0