Quarterly Financial Results (Unaudited) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	0 Months Ended		3 Months Ended																12 Months Ended
	Sep. 29, 2011	Sep. 29, 2010	Dec. 31, 2011		Sep. 30, 2011		Jun. 30, 2011		Mar. 31, 2011		Dec. 31, 2010		Sep. 30, 2010		Jun. 30, 2010		Mar. 31, 2010		Dec. 31, 2011		Dec. 31, 2010		Dec. 31, 2009
Quarterly Financial Information Disclosure [Abstract]
Revenues			$ 292,827		$ 288,995		$ 291,180		$ 260,378		$ 277,618	[1]	$ 295,124	[2]	$ 268,460	[3]	$ 222,087		$ 1,133,380	[4]	$ 1,063,289	[4]	$ 801,494	[4]
Gross Profit			64,057		61,132		60,107		55,201		52,577	[1]	55,964	[2]	57,466	[3]	52,176
Operating income			36,023		37,855		37,967		31,476		29,342	[1]	29,876	[2]	21,077	[3]	31,018		143,321		111,313		143,167
Net income applicable to common shares			7,797		17,549		30,301		19,373		12,016	[1]	10,907	[2]	19,223	[3]	11,938		75,020		54,084		24,806
Per basic common share:
Net income applicable to common shares			$ 0.10	[5]	$ 0.22	[5]	$ 0.38	[5]	$ 0.24	[5]	$ 0.15	[1],[6]	$ 0.14	[2],[6]	$ 0.24	[3],[6]	$ 0.15	[6]	$ 0.93		$ 0.68		$ 0.31
Per diluted common share:
Net income applicable to common shares			$ 0.10	[5]	$ 0.21	[5]	$ 0.34	[5]	$ 0.24	[5]	$ 0.15	[1],[6]	$ 0.14	[2],[6]	$ 0.18	[3],[6]	$ 0.13	[6]	$ 0.93		$ 0.67		$ 0.31
Common Stock, Dividend Rate Percentage	5.00%	5.00%
Litigation Settlement, Expense											$ 1,800		$ 3,000		$ 14,361				$ 0		$ 16,161		$ 0

[1] Fourth quarter 2010 net income applicable to common shares includes litigation judgment expense of $1,800.

[2] Third quarter 2010 net income applicable to common shares includes $3,000 settlement charge.

[3] Second quarter 2010 net income applicable to common shares includes litigation judgment expense of $14,361.

[4] *Revenues and cost of goods sold include federal excise taxes of $552,965, $538,328 and $377,771 for the years ended December 31, 2011, 2010 and 2009, respectively.

[5] Per share computations include the impact of a 5% stock dividend paid on September 29, 2011. Quarterly basic and diluted net income per common share were computed independently for each quarter and do not necessarily total to the year to date basic and diluted net income per common share.

[6] Per share computations include the impact of a 5% stock dividend paid on September 29, 2010. Quarterly basic and diluted net income per common share were computed independently for each quarter and do not necessarily total to the year to date basic and diluted net income per common share.