Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
Sep. 30, 2018	Sep. 30, 2017
Cash Flows from Operating Activities
Net income (loss)	$ (262,414)	$ (42,918)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	41,110	32,295
Non-cash interest expense	8,739	7,641
Deferred income taxes	(28,872)	(22,600)
Share-based compensation expense	12,720	19,976
Asset impairment	252,343	1,139
Provision for bad debts		99
Changes in operating assets and liabilities:
Accounts receivable and contract assets	769	(6,360)
Inventories and deferred cost of sales	(17,748)	9,328
Prepaid expenses and other current assets	10,037	(331)
Accounts payable and accrued expenses	(4,006)	3,129
Customer deposits and deferred revenue	(47,589)	19,030
Income taxes receivable and payable, net	(3,552)	(16)
Long-term income tax liability		(4,877)
Other, net	(915)	(259)
Net cash provided by (used in) operating activities	(39,378)	15,276
Cash Flows from Investing Activities
Acquisitions of businesses, net of cash acquired	(2,662)	(399,478)
Capital expenditures	(5,788)	(17,403)
Proceeds from the sale of investments	65,365	307,757
Payments for purchases of investments	(72,303)	(279,945)
Proceeds from held for sale assets		2,284
Net cash provided by (used in) investing activities	(15,388)	(386,785)
Cash Flows from Financing Activities
Proceeds (net of tax withholdings) from option exercises and employee stock purchase plan	3,007	2,546
Restricted stock tax withholdings	(3,029)	(7,797)
Proceeds from long-term debt borrowings		335,752
Purchases of common stock	(11,457)
Principal payments on long-term debt		(1,193)
Net cash provided by (used in) financing activities	(11,479)	329,308
Effect of exchange rate changes on cash and cash equivalents	(4)	25
Net increase (decrease) in cash, cash equivalents, and restricted cash	(66,249)	(42,176)
Cash, cash equivalents, and restricted cash - beginning of period	280,583	277,444
Cash, cash equivalents, and restricted cash - end of period	214,334	235,268
Supplemental Disclosure of Cash Flow Information
Interest paid	9,655	4,667
Income taxes paid	4,269	1,767
Non-cash operating and financing activities
Net transfer of inventory to property, plant and equipment	$ 1,170	$ 33

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=98514028&loc=d3e3602-108585

+ Details

Name:	us-gaap_ShareBasedCompensation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- References

No definition available.

+ Details

Name:	us-gaap_SupplementalCashFlowInformationAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The noncash component of income tax expense for the period representing the increase (decrease) in the entity's deferred tax assets and liabilities pertaining to continuing operations.

+ References

No definition available.

+ Details

Name:	veco_DeferredIncomeTaxNoncashExpenseBenefit
Namespace Prefix:	veco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The increase (decrease) during the reporting period in amount due within one year (or one business cycle) from customers for the credit sale of goods and services and contract assets.

+ References

No definition available.

+ Details

Name:	veco_IncreaseDecreaseInAccountsReceivableAndContractAssets
Namespace Prefix:	veco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

- Definition

Amount of increase decrease in customer deposits and deferred revenue.

+ References

No definition available.

+ Details

Name:	veco_IncreaseDecreaseInCustomerDepositsAndDeferredRevenue
Namespace Prefix:	veco_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

Represents about Non Cash Operating and Financing Items Abstract.

+ References

No definition available.

+ Details

Name:	veco_NonCashOperatingAndFinancingItemsAbstract
Namespace Prefix:	veco_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

Value of inventories transferred from the entity's inventories in non-cash transactions.

+ References

No definition available.

+ Details

Name:	veco_TransferFromInventories
Namespace Prefix:	veco_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration