Distribution Agreements, Net - Other Identifiable Intangible Assets Net (Detail) - Distribution Agreements [Member] - USD ($) $ in Thousands |
Jul. 01, 2018 |
Dec. 31, 2017 |
Jul. 02, 2017 |
Jan. 01, 2017 |
---|---|---|---|---|
Finite Lived Intangible Assets [Line Items] | ||||
Distribution agreements at cost | $ 944,627 | $ 939,527 | ||
Less: Accumulated amortization | (38,031) | (26,175) | ||
Total other identifiable intangible assets, net | $ 906,596 | $ 913,352 | $ 798,204 | $ 234,988 |