Revenue from Contracts with Customers.

6 Months Ended

Jun. 30, 2019

Revenue from Contract with Customer [Abstract]

Revenue from Contracts with Customers.

Revenue from Contracts with Customers.

In accordance with Accounting Standards Update ("ASU") 2014-09, Revenue from Contracts with Customers (Topic 606) ("ASC 606"), we recognize revenue when a customer obtains control of promised goods. The amount of revenue recognized reflects the consideration we expect to receive in exchange for these goods.

Disaggregation of Revenue

The disaggregation of revenue is based on type of product and geographical region. For descriptions of our product offerings and segments, see Note 13 in our 2018 Form 10-K.

The following tables present revenue from contracts with customers for the three and six-month periods ended June 30, 2019 and 2018 (in thousands):

	Three Months Ended June 30, 2019						Three Months Ended June 30, 2018
	United States		International		Total		United States		International		Total
Cardiovascular
Stand-alone devices	$	55,906	$	47,616	$	103,522	$	50,941	$	41,555	$	92,496
Cianna Medical	11,230		7		11,237		—		—		—
Custom kits and procedure trays	23,124		11,219		34,343		23,667		10,325		33,992
Inflation devices	8,347		15,968		24,315		8,160		16,145		24,305
Catheters	20,696		24,648		45,344		16,704		22,670		39,374
Embolization devices	5,274		8,734		14,008		5,094		7,630		12,724
CRM/EP	11,536		2,361		13,897		11,758		1,738		13,496
Total	136,113		110,553		246,666		116,324		100,063		216,387
Endoscopy
Endoscopy devices	8,549		317		8,866		8,121		302		8,423
Total	$	144,662	$	110,870	$	255,532	$	124,445	$	100,365	$	224,810

	Six Months Ended June 30, 2019						Six Months Ended June 30, 2018
	United States		International		Total		United States		International		Total
Cardiovascular
Stand-alone devices	$	109,305	$	89,643	$	198,948	$	94,953	$	80,789	$	175,742
Cianna Medical	24,078		7		24,085		—		—		—
Custom kits and procedure trays	45,179		22,107		67,286		45,984		21,280		67,264
Inflation devices	16,320		30,013		46,333		15,828		30,896		46,724
Catheters	40,108		48,275		88,383		31,974		41,265		73,239
Embolization devices	9,980		15,855		25,835		10,126		15,184		25,310
CRM/EP	21,635		4,641		26,276		20,596		3,366		23,962
Total	266,605		210,541		477,146		219,461		192,780		412,241
Endoscopy
Endoscopy devices	16,117		618		16,735		15,040		563		15,603
Total	$	282,722	$	211,159	$	493,881	$	234,501	$	193,343	$	427,844