Discontinued Operations - Textual (Details)	12 Months Ended
	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 subsidiary	May. 31, 2015 USD ($)
Entity Information [Line Items]
Number of subsidiaries discontinued | subsidiary			2
Goodwill, Impairment Loss	$ 0
Sale of Subsidiary Gain (Loss) [Member]
Entity Information [Line Items]
Goodwill, Impairment Loss		$ 15,564
Disposal Group, Disposed of by Sale, Not Discontinued Operations [Member]
Entity Information [Line Items]
Disposal Group, Including Discontinued Operation, Consideration				$ 0
Discontinued Operations, Held-for-sale
Entity Information [Line Items]
Discontinued operation, other current assets	$ 0	5,591
Discontinued operation, other noncurrent assets		$ 16,409,000