Lines of Business (Tables)

6 Months Ended

Jun. 30, 2015

Segment Reporting [Abstract]

Lines of Business

The following is a summary of certain financial data for each of our segments (in thousands):

	Animal Hospital			Laboratory			All Other		Corporate			Eliminations			Total
Three Months Ended June 30, 2015
External revenue	$	435,376		$	89,707		$	22,818	$	—		$	884		$	548,785
Intercompany revenue	—			16,515			5,851		—			(22,366		)	—
Total revenue	435,376			106,222			28,669		—			(21,482		)	548,785
Direct costs	361,991			49,519			17,280		—			(20,852		)	407,938
Gross profit	73,385			56,703			11,389		—			(630		)	140,847
Selling, general and administrative expense	10,453			9,487			7,741		16,804			—			44,485
Operating income (loss) before sale or disposal of assets	62,932			47,216			3,648		(16,804		)	(630		)	96,362
Net (gain) loss on sale or disposal of assets	(914		)	35			11		49			—			(819		)
Operating income (loss)	$	63,846		$	47,181		$	3,637	$	(16,853	)	$	(630	)	$	97,181
Depreciation and amortization	$	16,440		$	2,705		$	1,176	$	575		$	(530	)	$	20,366
Property and equipment additions	$	13,995		$	2,862		$	500	$	1,512		$	(874	)	$	17,995
Three Months Ended June 30, 2014
External revenue	$	386,776		$	81,320		$	20,457	$	—		$	919		$	489,472
Intercompany revenue	—			14,635			3,255		—			(17,890		)	—
Total revenue	386,776			95,955			23,712		—			(16,971		)	489,472
Direct costs	323,440			46,863			16,064		—			(17,310		)	369,057
Gross profit	63,336			49,092			7,648		—			339			120,415
Selling, general and administrative expense	9,864			8,281			7,411		14,375			—			39,931
Operating income (loss) before sale or disposal of assets	53,472			40,811			237		(14,375		)	339			80,484
Net loss (gain) on sale or disposal of assets	414			(7		)	97		74			—			578
Operating income (loss)	$	53,058		$	40,818		$	140	$	(14,449	)	$	339		$	79,906
Depreciation and amortization	$	15,110		$	2,563		$	2,004	$	826		$	(473	)	$	20,030
Property and equipment additions	$	8,119		$	1,304		$	920	$	1,333		$	(316	)	$	11,360

8. Lines of Business, continued

	Animal Hospital			Laboratory			All Other			Corporate			Eliminations			Total
Six Months Ended June 30, 2015
External revenue	$	828,402		$	168,516		$	49,351		$	—		$	1,969		$	1,048,238
Intercompany revenue	—			31,678			13,545			—			(45,223		)	—
Total revenue	828,402			200,194			62,896			—			(43,254		)	1,048,238
Direct costs	699,533			95,509			40,083			—			(41,596		)	793,529
Gross profit	128,869			104,685			22,813			—			(1,658		)	254,709
Selling, general and administrative expense	21,674			18,352			16,428			32,429			—			88,883
Operating income (loss) before charges	107,195			86,333			6,385			(32,429		)	(1,658		)	165,826
Net (gain) loss on sale or disposal of assets	(620		)	41			20			75			—			(484		)
Operating income (loss)	$	107,815		$	86,292		$	6,365		$	(32,504	)	$	(1,658	)	$	166,310
Depreciation and amortization	$	32,512		$	5,209		$	2,328		$	1,167		$	(1,053	)	$	40,163
Property and equipment additions	$	26,077		$	6,078		$	1,300		$	2,576		$	(1,510	)	$	34,521
Six Months Ended June 30, 2014
External revenue	$	738,364		$	156,103		$	42,658		$	—		$	1,854		$	938,979
Intercompany revenue	—			28,386			9,175			—			(37,561		)	—
Total revenue	738,364			184,489			51,833			—			(35,707		)	938,979
Direct costs	626,228			92,366			34,216			—			(35,697		)	717,113
Gross profit	112,136			92,123			17,617			—			(10		)	221,866
Selling, general and administrative expense	18,992			16,299			15,759			30,321			—			81,371
Operating income (loss) before charges	93,144			75,824			1,858			(30,321		)	(10		)	140,495
Net loss (gain) on sale or disposal of assets	582			(78		)	(1,087		)	(60		)	—			(643		)
Operating income (loss)	$	92,562		$	75,902		$	2,945		$	(30,261	)	$	(10	)	$	141,138
Depreciation and amortization	$	29,852		$	5,098		$	4,140		$	1,645		$	(938	)	$	39,797
Property and equipment additions	$	21,187		$	3,285		$	1,678		$	2,744		$	(915	)	$	27,979
At June 30, 2015
Total assets	$	2,092,935		$	304,685		$	80,994		$	340,002		$	(421,506	)	$	2,397,110
At December 31, 2014
Total assets	$	2,021,725		$	258,550		$	89,596		$	270,414		$	(308,265	)	$	2,332,020