Revenue from Contracts with Customers (Tables)

6 Months Ended

Jun. 30, 2018

Revenue from Contract with Customer [Abstract]

Schedule of Disaggregation of Revenue

The following tables present revenue from contracts with customers for the three and six-month periods ended June 30, 2018 and 2017 (in thousands):

	Three Months Ended June 30, 2018						Three Months Ended June 30, 2017
	United States		International		Total		United States		International		Total
Cardiovascular
Stand-alone devices	$	50,941	$	41,555	$	92,496	$	37,202	$	33,854	$	71,056
Custom kits and procedure trays	23,667		10,325		33,992		24,271		7,526		31,797
Inflation devices	8,160		16,145		24,305		8,042		12,747		20,789
Catheters	16,704		22,670		39,374		16,022		16,407		32,429
Embolization devices	5,094		7,630		12,724		5,593		6,565		12,158
CRM/EP	11,758		1,738		13,496		10,264		1,170		11,434
Total	116,324		100,063		216,387		101,394		78,269		179,663
Endoscopy
Endoscopy devices	8,121		302		8,423		6,712		174		6,886
Total	$	124,445	$	100,365	$	224,810	$	108,106	$	78,443	$	186,549

	Six Months Ended June 30, 2018						Six Months Ended June 30, 2017
	United States		International		Total		United States		International		Total
Cardiovascular
Stand-alone devices	$	94,953	$	80,789	$	175,742	$	73,366	$	61,343	$	134,709
Custom kits and procedure trays	45,984		21,280		67,264		45,737		14,935		60,672
Inflation devices	15,828		30,896		46,724		16,017		23,279		39,296
Catheters	31,974		41,265		73,239		31,151		31,454		62,605
Embolization devices	10,126		15,184		25,310		11,134		13,551		24,685
CRM/EP	20,596		3,366		23,962		20,011		2,440		22,451
Total	219,461		192,780		412,241		197,416		147,002		344,418
Endoscopy
Endoscopy devices	15,040		563		15,603		12,806		394		13,200
Total	$	234,501	$	193,343	$	427,844	$	210,222	$	147,396	$	357,618