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Restructuring - Activity in Restructuring Liability Accounts (Detail) $ in Thousands | 9 Months Ended
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Sep. 30, 2017 USD ($)
Restructuring Cost and Reserve [Line Items] |
Beginning Balance | $ 1,960
Provision-net | 565
Usage | (912)
Ending Balance | 1,613
Lease/Rental Terminations [Member] |
Restructuring Cost and Reserve [Line Items] |
Beginning Balance | 1,786
Provision-net | (149)
Usage | (245)
Ending Balance | 1,392
One-Time Employee Termination Benefits [Member] |
Restructuring Cost and Reserve [Line Items] |
Beginning Balance | 65
Provision-net | 805
Usage | (649)
Ending Balance | 221
Datacenter Consolidation, Other [Member] |
Restructuring Cost and Reserve [Line Items] |
Beginning Balance | 109
Provision-net | (91)
Usage | $ (18)

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- Definition The aggregate total amount charged against earnings for expenses incurred and estimated for restructuring pursuant to a duly authorized plan, net of any offsets or reductions in prior period estimates. + References No definition available. + Details
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- Definition Amount of cash payments made as the result of exit or disposal activities. Excludes payments associated with a discontinued operation or an asset retirement obligation. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 25 -URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3536-108585 + Details
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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=27011515&loc=d3e140904-122747 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=6394359&loc=d3e17939-110869 + Details
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