Preferred Stock (Tables)

3 Months Ended

Mar. 31, 2018

Stockholders' Equity Note [Abstract]

Components of Dividends Declared and in Kind Dividends Deemed on Preferred Stock

	Three months ended March 31,
	2018		2017
Preferred D dividends accrued at stated rate	$	-	$	650
Preferred D inducement to convert		-		10,903
Preferred E dividends accrued at stated rate		144		50
Dividends declared and in kind dividends deemed on preferred stock	$	144	$	11,603