Estimated Amortization Expense (Details) - USD ($) $ in Thousands	Mar. 30, 2018	Dec. 31, 2017
Finite Lived Intangible Assets [Line Items]
2018 (remainder of year)	$ 18,571
2019	22,824
2020	19,427
2021	17,689
2022	14,569
Thereafter	45,709
Amortizable intangible assets, net carrying amount	138,789	$ 142,021
Cost of Revenue
Finite Lived Intangible Assets [Line Items]
2018 (remainder of year)	7,457
2019	9,057
2020	8,137
2021	7,224
2022	5,791
Thereafter	14,532
Amortizable intangible assets, net carrying amount	52,198
Operating Expenses
Finite Lived Intangible Assets [Line Items]
2018 (remainder of year)	11,114
2019	13,767
2020	11,290
2021	10,465
2022	8,778
Thereafter	31,177
Amortizable intangible assets, net carrying amount	$ 86,591