Note 13 - Segment Information (Tables)

9 Months Ended

Aug. 31, 2012

Schedule of Segment Reporting Information, by Segment [Table Text Block]

	Agricultural Products	Pressurized  Vessels	Modular Buildings	Consolidated
Revenue from external customers	$8,176,000	$566,000	$2,792,000	$11,534,000
Income (loss) from operations	1,027,000	10,000	570,000	1,607,000
Income (loss) before tax	988,000	(47,000)	554,000	1,495,000
Total Assets	24,082,000	2,722,000	6,090,000	32,894,000
Capital expenditures	289,000	0	5,000	294,000
Depreciation & Amortization	137,000	29,000	52,000	218,000

	Agricultural  Products	Pressurized  Vessels	Modular Buildings	Consolidated
Revenue from  external customers	$7,771,000	$403,000	$1,078,000	$9,252,000
Income (loss) from operations	1,358,000	(11,000)	91,000	1,438,000
Income (loss) before tax	1,351,000	(65,000)	78,000	1,364,000
Total Assets	20,527,000	2,843,000	3,658,000	27,028,000
Capital expenditures	207,000	2,000	87,000	296,000
Depreciation & Amortization	123,000	26,000	54,000	203,000

	Agricultural Products	Pressurized Vessels	Modular Buildings	Consolidated
Revenue from external customers	$20,170,000	$1,512,000	$7,849,000	$29,531,000
Income (loss) from operations	2,202,000	(108,000)	1,369,000	3,463,000
Income (loss) before tax	2,149,000	(278,000)	1,318,000	3,189,000
Total Assets	24,082,000	2,722,000	6,090,000	32,894,000
Capital expenditures	1,929,000	5,000	27,000	1,961,000
Depreciation & Amortization	390,000	86,000	158,000	634,000

	Agricultural Products	Pressurized Vessels	Modular Buildings	Consolidated
Revenue from  external customers	$18,091,000	$1,368,000	$2,302,000	$21,761,000
Income (loss) from operations	1,830,000	(332,000)	(171,000)	1,327,000
Income (loss) before tax	1,804,000	(500,000)	(221,000)	1,083,000
Total Assets	20,527,000	2,843,000	3,658,000	27,028,000
Capital expenditures	473,000	89,000	397,000	959,000
Depreciation & Amortization	375,000	78,000	152,000	605,000