Condensed Consolidated Balance Sheets (Unaudited) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2013	Dec. 31, 2012
CURRENT ASSETS:
Cash and cash equivalents	$ 48,977	$ 66,785
Accounts receivable, net (includes amounts owed by related parties of $554 and $771 as of March 31, 2013 and December 31, 2012, respectively)	172,493	18,768
Inventories	89,513	45,206
Deferred income taxes	2,545	2,512
Prepaid expenses and other assets	18,371	15,812
Total current assets	331,899	149,083
PROPERTY, PLANT AND EQUIPMENT, NET	250,858	242,885
PROPERTY, PLANT AND EQUIPMENT, NET - VARIABLE INTEREST ENTITY	5,350	5,405
GOODWILL	84,864	84,864
DEFERRED INCOME TAXES		969
OTHER ASSETS (includes amounts owed by related parties of $352 and $692 as of March 31, 2013 and December 31, 2012, respectively)	12,726	12,578
TOTAL ASSETS	685,697	495,784
CURRENT LIABILITIES:
Revolving line of credit	27,437
Current maturities of notes payable	25,023	4,955
Current maturities of notes payable - variable interest entity	290	283
Accounts payable (includes amounts owed to related parties of $3,038 and $3,634 as of March 31, 2013 and December 31, 2012, respectively)	116,785	28,131
Accrued expenses and other liabilities	30,476	6,475
Deferred revenue	1,361
Total current liabilities	201,372	39,844
UNFAVORABLE LEASE OBLIGATION	8,752	9,035
DEFERRED INCOME TAXES	1,603
NOTES PAYABLE	6,986	27,776
NOTES PAYABLE - VARIABLE INTEREST ENTITY	3,955	4,030
OTHER LIABILITIES	7,198	7,292
Total liabilities	229,866	87,977
COMMITMENTS AND CONTINGENCIES (Note 12)
EQUITY:
Common stock ($.0001 par value; 140,000,000 shares authorized; 30,649,061 and 30,559,935 shares outstanding at March 31, 2013 and December 31, 2012, respectively)	3	3
Common stock - additional paid-in-capital	275,800	273,989
Warrants - additional paid-in-capital	147	147
Retained earnings	100,226	53,823
Total paid-in capital and retained earnings	376,176	327,962
Treasury stock (484,660 and 462,985 shares outstanding at March 31, 2013 and December 31, 2012, respectively)	(3,356)	(3,198)
Total stockholders' equity	372,820	324,764
TOTAL LIABILITIES AND EQUITY	685,697	495,784
Series B Preferred Stock
CURRENT LIABILITIES:
SERIES B PREFERRED STOCK ($.0001 par value; 3,000,000 shares authorized; 2,993,966 and 2,995,106 shares outstanding at March 31, 2013 and December 31, 2012, respectively; redemption amount $74,849 and $74,878 at March 31, 2013 and December 31, 2012, respectively)	$ 83,011	$ 83,043