Deferred Charges and Other Non-Current Assets (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014	Dec. 31, 2014
Finite-Lived Intangible Assets [Line Items]
Other Assets, Noncurrent	$ 220		$ 220		$ 323
Deferred Costs and Other Assets	14,670		14,670		14,264
Tradenames [Member]
Finite-Lived Intangible Assets [Line Items]
Other Assets, Noncurrent	8,856		8,856		7,660
Increase to tradenames			1,200
Debt, Excluding Convertible Junior Subordinated Debentures [Member]
Finite-Lived Intangible Assets [Line Items]
Deferred Finance Costs, Net	1,554		1,554		1,870
Accumulated Amortization of Noncurrent Deferred Finance Costs	3,137		3,137		2,809
Convertible Subordinated Notes [Member]
Finite-Lived Intangible Assets [Line Items]
Deferred Finance Costs, Net	2,892		2,892		3,252
Accumulated Amortization of Noncurrent Deferred Finance Costs	735		$ 735		375
Notes payable, term			7 years
Noncompete Agreements [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Assets, Net	1,148		$ 1,148		1,159
Finite-Lived Intangible Assets, Accumulated Amortization	5,328		5,328		$ 5,105
Amortization of Intangible Assets	$ 100	$ 100	$ 200	$ 300
Noncompete Agreements [Member] | Minimum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			1 year
Noncompete Agreements [Member] | Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years