Consolidated Statements of Stockholders' Deficiency and Comprehensive Income (Equity) (USD $) In Thousands, except Share data, unless otherwise specified	Total	Preferred Stock	Common Stock	Treasury Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive (Loss)/Income	Comprehensive Income
Balance at Dec. 31, 2008	$ (128,748)		$ 227	$ (2,825)	$ 329,740	$ (416,056)	$ (39,834)
Balance (in shares) at Dec. 31, 2008			22,664,164	180,000
Increase (Decrease) in Stockholders' Equity
Common stock option exercises	1				1
Common stock option exercises (in shares)			3,000
Retirement of treasury stock			(2)	2,825	(2,823)
Retirement of treasury stock (in shares)			(180,000)	(180,000)
Preferred stock issuance	53,696	1			53,695
Preferred stock issuance (in shares)		57,500
Preferred stock dividends	(3,114)				(3,114)
Share-based compensation	1,057				1,057
Restricted stock	667				667
Restricted stock (in shares)			50,500
Comprehensive income:
Net loss	(10,155)					(10,155)		(10,155)
Foreign currency translation adjustment	1,861						1,861	1,861
Change in fair value on interest rate swap agreements	13,748						13,748	13,748
Comprehensive income	5,454							5,454
Balance at Dec. 31, 2009	(70,987)	1	225		379,223	(426,211)	(24,225)
Balance (in shares) at Dec. 31, 2009		57,500	22,537,664
Increase (Decrease) in Stockholders' Equity
Common stock option exercises	48				48
Common stock option exercises (in shares)			17,000
Common stock issuance	13,658		25		13,633
Common stock issuance (in shares)			2,484,000
Preferred stock dividends	(5,750)				(5,750)
Share-based compensation	1,281				1,281
Restricted stock	481		1		480
Restricted stock (in shares)			49,875
Warrants issued	46				46
Comprehensive income:
Net loss	(11,685)					(11,685)		(11,685)
Foreign currency translation adjustment	778						778	778
Change in fair value on interest rate swap agreements	17,781						17,781	17,781
Comprehensive income	6,874							6,874
Balance at Dec. 31, 2010	(54,349)	1	251		388,961	(437,896)	(5,666)
Balance (in shares) at Dec. 31, 2010		57,500	25,088,539
Increase (Decrease) in Stockholders' Equity
Common stock option exercises	10				10
Common stock option exercises (in shares)			13,000
Preferred stock dividends	(5,744)				(5,744)
Preferred stock conversion			1		(1)
Preferred stock conversion (in shares)		(234)	61,904
Share-based compensation	1,142				1,142
Restricted stock	476		1		475
Restricted stock (in shares)			109,291
Comprehensive income:
Net loss	(631)					(631)		(631)
Foreign currency translation adjustment	(687)						(687)	(687)
Amortization of unrealized loss on interest rate swaps	4,928						4,928	4,928
Change in fair value on interest rate swap agreements	3,914						3,914	3,914
Comprehensive income	7,524							7,524
Balance at Dec. 31, 2011	$ (50,941)	$ 1	$ 253		$ 384,843	$ (438,527)	$ 2,489
Balance (in shares) at Dec. 31, 2011		57,266	25,272,734