XML 44 R15.htm IDEA: XBRL DOCUMENT
v2.4.0.6

ACCRUED EXPENSES | 3 Months Ended
--- | ---
Mar. 31, 2013
ACCRUED EXPENSES [Abstract] |
ACCRUED EXPENSES | 8. ACCRUED EXPENSES Accrued expenses consist of the following (dollars in thousands):
|  | March 31, |  |  | December 31, |
|  | 2013 |  |  | 2012 |
Sales commissions |  | $ | 1,224 |  |  | $ | 1,295 |
Subcontracting labor |  |  | 1,960 |  |  |  | 2,408 |
Salaries, bonuses and related benefits |  |  | 8,163 |  |  |  | 6,023 |
Litigation reserve |  |  | 11,549 |  |  |  | 11,549 |
Consideration payable on Transpower acquisition |  |  | 7,199 |  |  |  | - |
Other |  |  | 4,342 |  |  |  | 4,085 |
|  | $ | 34,437 |  |  | $ | 25,360 |

X
- Details
Name: | belfb_AccruedExpensesAbstract
Namespace Prefix: | belfb_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure pertaining to components of accrued expenses excluding accrued restructuring costs reported on the balance sheet. + References No definition available. + Details
Name: | belfb_AccruedExpensesExcludingRestructuringCostsDisclosureTextBlock
Namespace Prefix: | belfb_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration