Consolidated Statements of Cash Flows - USD ($) $ in Thousands	6 Months Ended
Jun. 30, 2018	Jun. 30, 2017
Cash Flows from Operating Activities
Net income (loss)	$ (253,461)	$ (19,177)
Adjustments to reconcile net income (loss) to net cash provided by (used in) operating activities:
Depreciation and amortization	32,306	15,620
Non-cash interest expense	5,771	4,887
Deferred income taxes	(27,658)	(20,101)
Share-based compensation expense	9,441	13,806
Asset impairment	252,343	1,138
Provision for bad debts		92
Changes in operating assets and liabilities:
Accounts receivable and contract assets	(39,655)	(2,485)
Inventories and deferred cost of sales	(9,890)	20,338
Prepaid expenses and other current assets	4,868	608
Accounts payable and accrued expenses	11,761	(7,107)
Customer deposits and deferred revenue	(38,573)	(12,608)
Income taxes receivable and payable, net	(4,189)	129
Long-term income tax liability		(4,877)
Other, net	(504)	148
Net cash provided by (used in) operating activities	(57,440)	(9,589)
Cash Flows from Investing Activities
Acquisitions of businesses, net of cash		(399,478)
Capital expenditures	(3,796)	(10,057)
Proceeds from the sale of investments	45,365	235,586
Payments for purchases of investments	(65,400)	(219,141)
Net cash provided by (used in) investing activities	(23,831)	(393,090)
Cash Flows from Financing Activities
Cash withholdings for employee stock purchase plan	2,039	1,498
Restricted stock tax withholdings	(2,859)	(6,294)
Purchases of common stock	(1,225)
Proceeds from long-term debt borrowings		335,751
Principal payments on long-term debt		(180)
Net cash provided by (used in) financing activities	(2,045)	330,775
Effect of exchange rate changes on cash and cash equivalents		24
Net increase (decrease) in cash, cash equivalents, and restricted cash	(83,316)	(71,880)
Cash, cash equivalents, and restricted cash - beginning of period	280,583	277,444
Cash, cash equivalents, and restricted cash - end of period	197,267	205,564
Supplemental Disclosure of Cash Flow Information
Interest paid	4,692	65
Income taxes paid	3,563	1,422
Non-cash operating and financing activities
Net transfer of inventory to property, plant, and equipment	$ 6	$ 33

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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