Debt (Details) (USD $) In Thousands, unless otherwise specified	Jun. 30, 2012	Dec. 31, 2011
Short-term Debt [Abstract]
Short-term debt	$ 22,271	$ 24,168
Long-term Debt, by Current and Noncurrent [Abstract]
Long-term debt	112,917	119,068
Less portion due within one year	(4,452)	(4,452)
Long-term debt, excluding current maturities	108,465	114,616
Due to Related Parties, Noncurrent [Abstract]
10% Subordinated Notes, net of unamortized discount	19,623	20,045
Total long-term debt	128,088	134,661
Total debt	154,811	163,281
Capital Lease Obligations [Abstract]
Current portion of capital lease	417	417
Long-term portion of capital lease	624	796
Total capital lease facility	1,041	1,213
Loans Payable [Member] | First Lien [Member]
Long-term Debt, by Current and Noncurrent [Abstract]
Long-term debt	14,000	16,100
Loans Payable [Member] | Second Lien [Member]
Long-term Debt, by Current and Noncurrent [Abstract]
Long-term debt	75,000	75,000
Subordinated Notes [Member]
Long-term Debt, by Current and Noncurrent [Abstract]
Long-term debt	13,755	18,934
Due to Related Parties, Noncurrent [Abstract]
10% Subordinated Notes, net of unamortized discount	19,623	20,045
Other Debt Obligations [Member]
Long-term Debt, by Current and Noncurrent [Abstract]
Long-term debt	6,908	7,034
Foreign Line of Credit [Member]
Long-term Debt, by Current and Noncurrent [Abstract]
Long-term debt	3,254	2,000
Revolver [Member]
Short-term Debt [Abstract]
Short-term debt	21,807	23,850
Collateralized Mortgage Backed Securities [Member]
Short-term Debt [Abstract]
Short-term debt	$ 464	$ 318