Segment Information (Tables)

12 Months Ended

Dec. 31, 2014

Segment Reporting [Abstract]

Segment Financial Information

Information about our continuing operations in different business segments is detailed below.

	2014			2013			2012
	(In Thousands)
Net sales:
Chemical (1):
Agricultural products	$	215,523		$	167,614		$	217,329
Industrial acids and other chemical products		160,104			141,936			162,498
Mining products		67,043			63,042			96,538
Other products		12,232			8,077			1,448
Total Chemical		454,902			380,669			477,813
Climate Control:
Water source and geothermal heat pumps		168,804			183,757			162,697
Hydronic fan coils		61,307			64,541			55,812
Other HVAC products		35,247			36,720			47,662
Total Climate Control		265,358			285,018			266,171
Other		12,250			13,600			15,047
	$	732,510		$	679,287		$	759,031
Gross profit:
Chemical (1) (2)	$	66,565		$	46,165		$	97,692
Climate Control		82,443			92,907			80,981
Other		4,347			4,484			5,063
	$	153,355		$	143,556		$	183,736
Operating income:
Chemical (1) (2) (3)	$	51,281		$	87,784		$	82,101
Climate Control		21,675			30,386			25,834
Other		1,771			1,699			2,091
General corporate expenses (4)		(21,365	)		(14,561	)		(14,371	)
		53,362			105,308			95,655
Interest expense, net (5)		21,599			13,986			4,237
Losses on extinguishment of debt		—			1,296			—
Non-operating expense (income), net:
Chemical		(249	)		(1	)		(1	)
Climate Control		—			(1	)		(1	)
Corporate and other business operations		(32	)		(98	)		(279	)
Provisions for income taxes		12,400			35,421			33,594
Equity in earnings of affiliate - Climate Control		(79	)		(436	)		(681	)
Income from continuing operations	$	19,723		$	55,141		$	58,786

(1) As discussed above under “Chemical Business”, during the last three years, our Chemical Business encountered a number of significant issues at certain of our facilities resulting in lost production and adverse effects on operating results. However, some of these issues were covered by our business interruption and property insurance policies.

(2) For 2014, 2013, and 2012, we recognized business interruption insurance recoveries, of which $22.9 million, $28.4 million, and $7.3 million, respectively, were classified as reductions to cost of sales.

(3) For 2014 and 2013, we recognized property insurance recoveries, of which $5.1 million and $66.3 million, were classified as property insurance recoveries in excess of losses incurred (none for 2012).

(4) General corporate expenses consist of the following:

	2014			2013			2012
	(In Thousands)
Selling, general and administrative:
Personnel costs	$	(8,434	)	$	(8,096	)	$	(8,110	)
Fees and expenses relating to certain activist shareholders’ proposals (A)	$	(4,163	)	$	—		$	—
Professional fees		(4,536	)		(4,813	)		(4,116	)
All other		(4,312	)		(2,208	)		(2,533	)
Total selling, general and adminsitrative		(21,445	)		(15,117	)		(14,759	)
Other income		97			584			388
Other expense		(17	)		(28	)		—
Total general corporate expenses	$	(21,365	)	$	(14,561	)	$	(14,371	)

(A) During the first quarter of 2014, we incurred fees and expenses in evaluating and analyzing proposals received from certain activist shareholders and dealing, negotiating and settling with those shareholders in order to avoid a proxy contest in 2014.

(5) For 2014, 2013 and 2012, interest expense is net of capitalized interest of $14.1 million, $4.0 million and $0.4 million, respectively.

General Corporate Expenses and Other Business Operations, Net

(4) General corporate expenses consist of the following:

	2014			2013			2012
	(In Thousands)
Selling, general and administrative:
Personnel costs	$	(8,434	)	$	(8,096	)	$	(8,110	)
Fees and expenses relating to certain activist shareholders’ proposals (A)	$	(4,163	)	$	—		$	—
Professional fees		(4,536	)		(4,813	)		(4,116	)
All other		(4,312	)		(2,208	)		(2,533	)
Total selling, general and adminsitrative		(21,445	)		(15,117	)		(14,759	)
Other income		97			584			388
Other expense		(17	)		(28	)		—
Total general corporate expenses	$	(21,365	)	$	(14,561	)	$	(14,371	)

PP&E and Total Assets by Business Segment

Information about our PP&E and total assets by business segment is detailed below:

	2014		2013		2012
	(In Thousands)
Depreciation, depletion and amortization of PP&E:
Chemical	$	30,364	$	23,497	$	16,355
Climate Control		4,946		4,707		4,250
Other		34		49		32
Corporate assets		320		57		44
Total depreciation, depletion and amortization of PP&E	$	35,664	$	28,310	$	20,681
Additions to PP&E:
Chemical	$	238,070	$	160,343	$	141,399
Climate Control		1,859		5,576		5,816
Other		27		65		889
Corporate		148		435		2,701
Total additions to PP&E	$	240,104	$	166,419	$	150,805
Total assets at December 31:
Chemical	$	929,745	$	842,725	$	394,479
Climate Control		133,183		159,960		139,526
Other		5,960		6,832		8,204
Corporate		68,117		73,580		34,403
Total assets	$	1,137,005	$	1,083,097	$	576,612

Net Sales to Foreign Customers

Net sales to unaffiliated customers are to U.S. customers except foreign export sales as follows:

Geographic Area	2014		2013		2012
			(In Thousands)
Canada	$	19,334	$	19,976	$	21,079
Other		12,642		14,178		11,091
	$	31,976	$	34,154	$	32,170