Costs Associated with Exit or Disposal Activities - Cumulative Costs Expected and Incurred as a Result of Exit Plans (Detail) $ in Thousands	Dec. 31, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	$ 21,139
Lease Obligations and Facility Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	10,027
Severance and Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	6,042
Legal-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	110
Non-cash Impairment Charges [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	4,960
Fourth Quarter 2011 Exit Plan [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	1,845
Fourth Quarter 2011 Exit Plan [Member] | Americas [Member] | Lease Obligations and Facility Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	1,365
Fourth Quarter 2011 Exit Plan [Member] | Americas [Member] | Non-cash Impairment Charges [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	480
Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	6,460
Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member] | Lease Obligations and Facility Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	19
Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member] | Severance and Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	5,857
Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member] | Legal-Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	110
Fourth Quarter 2011 Exit Plan [Member] | EMEA [Member] | Non-cash Impairment Charges [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	474
Fourth Quarter 2010 Exit Plan [Member] | EMEA [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	2,258
Fourth Quarter 2010 Exit Plan [Member] | EMEA [Member] | Lease Obligations and Facility Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	1,914
Fourth Quarter 2010 Exit Plan [Member] | EMEA [Member] | Severance and Related Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	185
Fourth Quarter 2010 Exit Plan [Member] | EMEA [Member] | Non-cash Impairment Charges [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	159
Third Quarter 2010 Exit Plan [Member] | Americas [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	10,576
Third Quarter 2010 Exit Plan [Member] | Americas [Member] | Lease Obligations and Facility Exit Costs [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	6,729
Third Quarter 2010 Exit Plan [Member] | Americas [Member] | Non-cash Impairment Charges [Member]
Restructuring Cost and Reserve [Line Items]
Estimated total costs, some of which may have already been incurred, under the restructuring plan	$ 3,847