Consolidated Statements of Equity (USD $) In Thousands, except Share data, unless otherwise specified	Total	Common Stock [Member]	Additional Paid-in Capital [Member]	Accumulated Deficit [Member]	Treasury Stock [Member]	Parent [Member]	Noncontrolling Interest [Member]
Balance at Dec. 31, 2011	$ 254,646	$ 14,195	$ 282,953	$ 2,973	$ (45,924)	$ 254,197	$ 449
Balance (in shares) at Dec. 31, 2011		(14,194,776)			(1,252,274)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock	200	23	177			200
Issuance of common stock (in shares)		22,834
Issuances of restricted stock units and stock units	3,303	424	2,879			3,303
Issuances of restricted stock units and stock units (in shares)		424,520
Forfeiture of restricted stock	(3,303)	(501)	(2,802)			(3,303)
Forfeiture of restricted stock (in shares)		(501,084)
Stock repurchases	(821)	(62)	(759)			(821)
Stock repurchases (in shares)		(61,489)
Forfeiture of restricted stock	2,834		2,834			2,834
Retirement of treasury stock	(3)	(1,141)	(22,919)	(18,848)	42,905	(3)
Retirement of treasury stock (in shares)		(1,141,400)			1,141,400
Contributions from non-controlling interests	10,703						10,703
Net (loss) income	(87,683)			(90,235)		(90,235)	2,552
Balance at Dec. 31, 2012	179,876	12,938	262,363	(106,110)	(3,019)	166,172	13,704
Balance (in shares) at Dec. 31, 2012		(12,938,157)			(110,874)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock	127,834	9,215	118,619			127,834
Issuance of common stock (in shares)		9,215,017
Issuances of restricted stock units and stock units		96	(96)
Issuances of restricted stock units and stock units (in shares)		96,372
Forfeiture of restricted stock		(148)	148
Forfeiture of restricted stock (in shares)		(147,833)
Stock repurchases	(76)	(4)	(72)			(76)
Stock repurchases (in shares)		(4,461)
Forfeiture of restricted stock	1,648		1,648			1,648
Issuances of restricted stock units and stock units			11,894	(11,894)
Contributions from non-controlling interests	724						724
Net (loss) income	(8,272)			(9,477)		(9,477)	1,205
Balance at Dec. 31, 2013	301,734	22,097	394,504	(127,481)	(3,019)	286,101	15,633
Balance (in shares) at Dec. 31, 2013		(22,097,252)			(110,874)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuances of restricted stock units and stock units		128	(128)
Issuances of restricted stock units and stock units (in shares)		127,518
Forfeiture of restricted stock		(30)	30
Forfeiture of restricted stock (in shares)		(30,164)
Stock repurchases	(227)	(14)	(213)			(227)
Stock repurchases (in shares)		(13,179)
Forfeiture of restricted stock	2,770		2,770			2,770
Contributions from non-controlling interests	193						193
Net (loss) income	(1,932)			(1,932)		(1,932)
Balance at Dec. 31, 2014	$ 286,740	$ 22,183	$ 396,989	$ (129,413)	$ (3,019)	$ 286,740
Balance (in shares) at Dec. 31, 2014		(22,182,972)			(110,874)