Segment Information - Pre-Tax Depreciation and Amortization by Reportable Operating Segment (Detail) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | ||
---|---|---|---|---|
Sep. 30, 2016 |
Sep. 30, 2015 |
Sep. 30, 2016 |
Sep. 30, 2015 |
|
Segment Reporting Information [Line Items] | ||||
Depreciation and amortization | $ 9,635 | $ 9,425 | $ 30,097 | $ 28,426 |
North America Segment [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Depreciation and amortization | 7,523 | 7,555 | 23,698 | 22,743 |
EMEA Segment [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Depreciation and amortization | 1,827 | 1,651 | 5,679 | 5,018 |
APAC Segment [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Depreciation and amortization | $ 285 | $ 219 | $ 720 | $ 665 |