Costs Associated with Exit or Disposal Activities - Summary of Accrued Liability Associated with Company's Exit Plans (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013
Restructuring Cost and Reserve [Line Items]
Beginning balance			$ 2,974
Short-term accrued restructuring liability	1,196		1,245
Long-term accrued restructuring liability	1,535		1,729
Ending balance	2,731		2,974
Fourth Quarter 2011 Exit Plan [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			512
Short-term accrued restructuring liability	136		136
Long-term accrued restructuring liability	333		376
Ending balance	469		512
Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	131	197
Short-term accrued restructuring liability	132		131
Charges (Reversal) of exit or disposal activities and related charges		7
Long-term accrued restructuring liability
Cash Payments		(14)
Other Non-Cash Changes	1	(3)
Ending balance	132	187
Fourth Quarter 2010 Exit Plan [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			538
Short-term accrued restructuring liability	433		538
Long-term accrued restructuring liability
Ending balance	433		538
Third Quarter 2010 Exit Plan [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance			1,793
Short-term accrued restructuring liability	495		440
Long-term accrued restructuring liability	1,202		1,353
Ending balance	1,697		1,793
Lease Obligations and Facility Exit Costs [Member] | Fourth Quarter 2011 Exit Plan [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	512	682
Charges (Reversal) of exit or disposal activities and related charges
Cash Payments	(43)	(35)
Other Non-Cash Changes
Ending balance	469	647
Lease Obligations and Facility Exit Costs [Member] | Fourth Quarter 2010 Exit Plan [Member] | EMEA [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	538	539
Charges (Reversal) of exit or disposal activities and related charges
Cash Payments	(106)	(75)
Other Non-Cash Changes	1	(15)
Ending balance	433	449
Lease Obligations and Facility Exit Costs [Member] | Third Quarter 2010 Exit Plan [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	1,793	2,551
Charges (Reversal) of exit or disposal activities and related charges
Cash Payments	(96)	(224)
Other Non-Cash Changes		1
Ending balance	1,697	2,328
Severance and Related Costs [Member] | Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance	131	187
Charges (Reversal) of exit or disposal activities and related charges		6
Cash Payments		(7)
Other Non-Cash Changes	1	(4)
Ending balance	132	182
Legal-Related Costs [Member] | Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member]
Restructuring Cost and Reserve [Line Items]
Beginning balance		10
Charges (Reversal) of exit or disposal activities and related charges		1
Cash Payments		(7)
Other Non-Cash Changes		1
Ending balance		$ 5