SEGMENT REPORTING (Tables)

12 Months Ended

Dec. 31, 2017

Segment Reporting [Abstract]

Reconciliation of other significant reconciling items from segments to consolidated

Summarized financial information concerning the Company's reportable segments is shown in the following table (in thousands):

Year Ended December 31, 2017	Core Companion Animal Health		Other Vaccines, Pharmaceuticals and Products		Total
Total revenue	$	105,191	$	24,150	$	129,341
Operating Income	12,656		5,563		18,219
Income before income taxes	12,828		5,541		18,369
Total assets	111,968		23,819		135,787
Net assets	75,984		24,456		100,440
Capital expenditures	209		3,260		3,469
Depreciation and amortization	3,736		1,018		4,754

Year Ended December 31, 2016	Core Companion Animal Health		Other Vaccines, Pharmaceuticals and Products		Total
Total revenue	$	107,398	$	22,685	$	130,083
Operating Income	13,015		3,518		16,533
Income before income taxes	12,938		3,566		16,504
Total assets	110,995		19,849		130,844
Net assets	68,072		18,903		86,975
Capital expenditures	1,135		2,282		3,417
Depreciation and amortization	3,800		845		4,645

Year Ended December 31, 2015	Core Companion Animal Health		Other Vaccines, Pharmaceuticals and Products		Total
Total revenue	$	84,249	$	20,348	$	104,597
Operating Income	4,911		3,646		8,557
Income before income taxes	4,836		3,591		8,427
Total assets	92,567		17,152		109,719
Net assets	48,175		15,353		63,528
Capital expenditures	1,177		2,596		3,773
Depreciation and amortization	3,478		709		4,187

Schedule of revenue from external customers and long-lived assets, by geographical areas

Total revenue by principal geographic area was as follows (in thousands):

	For the Years Ended December 31,
	2017		2016		2015
United States	$	116,823	$	120,082	$	97,164
Canada	2,924		2,378		1,833
Europe	4,780		4,781		2,086
Other International	4,814		2,842		3,514
Total	$	129,341	$	130,083	$	104,597

Total assets by principal geographic areas were as follows (in thousands):

	As of December 31,
	2017		2016		2015
United States	$	132,413	$	127,827	$	106,780
Europe	3,374		3,017		2,939
Total	$	135,787	$	130,844	$	109,719