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Goodwill and other intangible assets - changes in carrying amount by reporting segment (Detail) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2015 | Dec. 31, 2014
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | $ 1,655,681 | $ 1,686,331
Accumulated impairment losses | (332,128) | (332,128)
Goodwill net | 1,323,553 | 1,354,203
Goodwill related to acquisitions | 19,725 | 16,392
Translation adjustment | (47,426) | (47,042)
Goodwill net | 1,295,852 | 1,323,553
Vascular North America |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 564,177 | 564,089
Accumulated impairment losses | (219,527) | (219,527)
Goodwill net | 344,650 | 344,562
Goodwill related to acquisitions | 896 | 0
Translation adjustment | 0 | 88
Goodwill net | 345,546 | 344,650
Anesthesia North America |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 214,429 | 214,898
Accumulated impairment losses | (84,531) | (84,531)
Goodwill net | 129,898 | 130,367
Goodwill related to acquisitions | 12,398 | 0
Translation adjustment | (1,174) | (469)
Goodwill net | 141,122 | 129,898
Surgical North America |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 250,912 | 250,506
Accumulated impairment losses | 0 | 0
Goodwill net | 250,912 | 250,506
Goodwill related to acquisitions | 0 | 406
Translation adjustment | 0 | 0
Goodwill net | 250,912 | 250,912
EMEA |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 339,029 | 373,417
Accumulated impairment losses | 0 | 0
Goodwill net | 339,029 | 373,417
Goodwill related to acquisitions | 1,142 | 0
Translation adjustment | (34,162) | (34,388)
Goodwill net | 306,009 | 339,029
Asia |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 144,712 | 136,946
Accumulated impairment losses | 0 | 0
Goodwill net | 144,712 | 136,946
Goodwill related to acquisitions | 4,095 | 15,986
Translation adjustment | (7,740) | (8,220)
Goodwill net | 141,067 | 144,712
OEM |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 0 |
Accumulated impairment losses | 0 |
Goodwill net | 0 |
Goodwill related to acquisitions | 1,194 |
Translation adjustment | 0 |
Goodwill net | 1,194 | 0
All other |  |
Goodwill [Roll Forward] |  |
Goodwill gross, beginning balance | 142,422 | 146,475
Accumulated impairment losses | (28,070) | (28,070)
Goodwill net | 114,352 | 118,405
Goodwill related to acquisitions | 0 | 0
Translation adjustment | (4,350) | (4,053)
Goodwill net | $ 110,002 | $ 114,352

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