Consolidated Statements of Equity (Parenthetical) - shares	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
Issuance of shares of nonvested stock (in shares)		61,244
Issuance of shares of RSUs (in shares)	18,234	3,138
Series A Preferred Stock
Conversions of shares (in shares)	27,061,856