Condensed Consolidated Statement of Changes in Shareholders' Equity (Unaudited) (USD $) In Thousands, except Share data	Total USD ($)	Additional paid-in capital USD ($)	Retained earnings USD ($)	Treasury Stock USD ($)	Class A	Class A Common Stock USD ($)	Class B	Class B Common Stock USD ($)
Beginning Balance at Dec. 31, 2011	$ 271,515	$ 263,562	$ 18,279	$ (10,765)		$ 429		$ 10
Beginning Balance, shares at Dec. 31, 2011				(1,179,000)	41,737,493	42,917,000	1,030,700	1,031,000
Issuance of Class A common stock	146,510	146,388				122
Issuance of Class A common stock, shares						12,209
Cost to issue equity	(11,268)	(11,268)
Conversion of Class B common stock to Class A common stock						10		(10)
Conversion of Class B common stock to Class A common stock, shares						1,031		(1,031,000)
Issuance of Class A common stock to Board advisors	71	71
Issuance of Class A common stock to Board advisors, shares						7,000
Stock options expense	379	379
Stock options exercised	3,544	3,541				3
Stock options exercised, shares						295,000
Liability based stock option awards forfeited or expired	192	192
Restricted stock issued		(3)				3
Restricted stock issued shares						239,000
Restricted stock forfeited	(29)	(29)
Restricted stock forfeited shares				(13,000)
Restricted stock and restricted stock units expense	391	391
Swing sale profit contribution	24	24
Class B dividends declared	(28)		(28)
Current period net loss	(12,073)		(12,073)
Ending Balance at Sep. 30, 2012	$ 399,228	$ 403,248	$ 6,178	$ (10,765)		$ 567
Ending Balance, shares at Sep. 30, 2012				1,192,000	55,505,209	56,698,000	0