Business Segment Information (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Net Sales and Income from Operation by Business Segment

(table only in thousands)	2020		2019		2018
Net Sales (less intra-, inter-segment sales)
Energy Solutions segment	$	205,494	$	210,319	$	211,185
Industrial Solutions segment		74,697		91,347		80,699
Fluid Handling Solutions segment		35,820		40,203		45,455
Net sales	$	316,011	$	341,869	$	337,339

(table only in thousands)	2020			2019			2018
Income from Operations
Energy Solutions segment	$	34,170		$	33,886		$	28,797
Industrial Solutions segment		2,183			5,679			6,308
Fluid Handling Solutions segment		5,037			5,558			7,730
Corporate and Other (1)		(28,044	)		(27,133	)		(32,833	)
Income from operations	$	13,346		$	17,990		$	10,002

(1) Includes corporate compensation, professional services, information technology, acquisition and integration expenses, and other general, administrative corporate expenses and loss on divestitures.

Property and Equipment Additions, Depreciation and Amortization and Identifiable Assets

(table only in thousands)	2020		2019		2018
Property and Equipment Additions
Energy Solutions segment	$	550	$	434	$	205
Industrial Solutions segment		371		402		756
Fluid Handling Solutions segment		978		3,239		1,226
Corporate and Other		2,046		1,580		903
Property and equipment additions	$	3,945	$	5,655	$	3,090

(table only in thousands)	2020		2019		2018
Depreciation and Amortization
Energy Solutions segment	$	4,957	$	6,084	$	8,112
Industrial Solutions segment		1,589		1,320		1,067
Fluid Handling Solutions segment		2,610		2,795		3,517
Corporate and Other		765		410		576
Depreciation and amortization	$	9,921	$	10,609	$	13,272

	December 31,
(table only in thousands)	2020		2019
Identifiable Assets
Energy Solutions segment	$	270,573	$	254,752
Industrial Solutions segment		69,465		64,725
Fluid Handling Solutions segment		65,739		71,572
Corporate and Other (2)		13,537		17,588
Identifiable assets	$	419,314	$	408,637

(2) Corporate assets primarily consist of cash and income tax related assets.

Goodwill

	December 31,
(table only in thousands)	2020		2019
Goodwill
Energy Solutions segment	$	99,785	$	97,007
Industrial Solutions segment		30,458		23,436
Fluid Handling Solutions segment		31,577		31,577
Goodwill	$	161,820	$	152,020

Intra-Segment and Inter-Segment Revenues

The Company has divisions that sell to each other within segments (intra-segment sales) and between segments (inter-segment sales) as indicated in the following tables:

	Year Ended December 31, 2020
						Less Inter-Segment Sales
(table only in thousands)	Total Sales		Intra - Segment Sales			Industrial			Energy			Fluid			Net Sales to Outside Customers
Net Sales
Energy Solutions segment	$	218,290	$	(11,333	)	$	(725	)	$	—		$	(738	)	$	205,494
Industrial Solutions segment		88,694		(12,749	)		—			(1,232	)		(16	)		74,697
Fluid Handling Solutions segment		36,761		(902	)		(39	)		—			—			35,820
Net Sales	$	343,745	$	(24,984	)	$	(764	)	$	(1,232	)	$	(754	)	$	316,011

	Year Ended December 31, 2019
						Less Inter-Segment Sales
(table only in thousands)	Total Sales		Intra - Segment Sales			Industrial			Energy			Fluid			Net Sales to Outside Customers
Net Sales
Energy Solutions segment	$	217,359	$	(6,650	)	$	(390	)	$	—		$	—		$	210,319
Industrial Solutions segment		101,369		(8,278	)		—			(1,677	)		(67	)		91,347
Fluid Handling Solutions segment		41,717		(1,300	)		(214	)		—			—			40,203
Net Sales	$	360,445	$	(16,228	)	$	(604	)	$	(1,677	)	$	(67	)	$	341,869

	Year Ended December 31, 2018
						Less Inter-Segment Sales
(table only in thousands)	Total Sales		Intra - Segment Sales			Industrial			Energy			Fluid			Net Sales to Outside Customers
Net Sales
Energy Solutions segment	$	220,334	$	(7,912	)	$	(1,232	)	$	—		$	(5	)	$	211,185
Industrial Solutions segment		84,424		(3,084	)		—			(600	)		(41	)		80,699
Fluid Handling Solutions segment		47,561		(1,483	)		(616	)		(7	)		—			45,455
Net Sales	$	352,319	$	(12,479	)	$	(1,848	)	$	(607	)	$	(46	)	$	337,339