XML 38 R24.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Schedule II - Valuation and Qualifying Accoutns | 12 Months Ended
--- | ---
Dec. 31, 2017
Valuation and Qualifying Accounts Disclosure [Line Items] |
Schedule of Valuation and Qualifying Accounts Disclosure [Text Block] | BIO-RAD LABORATORIES, INC. SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS Years Ended December 31, 2017, 2016, and 2015 (in thousands) Allowance for doubtful accounts receivable
|  | Balance at Beginning of Year |  | Additions Charged to Costs and Expenses |  | Deductions |  | Balance at End of Year
2017 |  | $ | 23,367 |  |  | $ | 11,174 |  |  | $ | (8,992 | ) |  | $ | 25,549 |
2016 |  | $ | 24,418 |  |  | $ | 3,785 |  |  | $ | (4,836 | ) |  | $ | 23,367 |
2015 |  | $ | 27,973 |  |  | $ | 8,783 |  |  | $ | (12,338 | ) |  | $ | 24,418 |
Valuation allowance for long-term deferred tax assets
|  | Balance at Beginning of Year |  | Additions Charged (Credited) to Income Tax Expense |  | Deductions |  | Balance at End of Year
2017 |  | $ | 66,403 |  |  | $ | (47 | ) |  | $ | — |  |  | $ | 66,356 |
2016 |  | $ | 58,277 |  |  | $ | 8,126 |  |  | $ | — |  |  | $ | 66,403 |
2015 |  | $ | 58,615 |  |  | $ | (338 | ) |  | $ | — |  |  | $ | 58,277 |

X
- Definition The entire disclosure for any allowance and reserve accounts (their beginning and ending balances, as well as a reconciliation by type of activity during the period). Alternatively, disclosure of the required information may be within the footnotes to the financial statements or a supplemental schedule to the financial statements. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -URI http://asc.fasb.org/topic&trid=2122369 + Details
Name: | us-gaap_ScheduleOfValuationAndQualifyingAccountsDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration