Condensed Consolidated Statements of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Feb. 28, 2013	Feb. 29, 2012	Feb. 28, 2013	Feb. 29, 2012
Revenues	$ 662,210	$ 886,612	$ 1,255,030	$ 1,698,787
Operating expense:
Cost of goods sold	600,786	817,087	1,142,670	1,559,303
Selling, general and administrative	48,760	52,370	96,754	108,362
Income from joint ventures	(266)	(832)	(131)	(1,833)
Restructuring charges	1,540	0	3,133	0
Operating income	11,390	17,987	12,604	32,955
Interest expense	(2,354)	(3,472)	(4,371)	(6,743)
Other income (expense), net	(49)	617	271	223
Income before income taxes	8,987	15,132	8,504	26,435
Income tax expense	(244)	(4,767)	(1,205)	(8,328)
Net income	8,743	10,365	7,299	18,107
Net income attributable to noncontrolling interests	(100)	(735)	(329)	(1,462)
Net income attributable to SSI	$ 8,643	$ 9,630	$ 6,970	$ 16,645
Net income per share attributable to SSI - basic	$ 0.32	$ 0.35	$ 0.26	$ 0.61
Net income per share attributable to SSI - diluted	$ 0.32	$ 0.35	$ 0.26	$ 0.60
Weighted average number of common shares:
Basic	26,640	27,509	26,597	27,480
Diluted	26,781	27,781	26,751	27,734
Dividends declared per common share	$ 0.188	$ 0.017	$ 0.376	$ 0.034