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VALUATION AND QUALIFYING ACCOUNTS AND RESERVES | 12 Months Ended
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Dec. 31, 2018
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract] |
VALUATION AND QUALIFYING ACCOUNTS AND RESERVES |
SCHEDULE II |  |  |  |  |  |  |  |  |  |  |  |
VALUATION AND QUALIFYING ACCOUNTS AND RESERVES |  |  |  |  |  |  |
Years ended December 31, 2018, 2017, and 2016 (U.S. $ in thousands):
COLUMN A |  | Column B |  | Column C - Additions |  | Column D - Deductions |  | Column E
|  | Balances at |  | Charged to |  |  |  |  |  |  |  |  |  | Balances
|  | beginning |  | costs and |  | Charged to |  | Charged to |  | Charged to |  | at end
Description |  | of period |  | expenses |  | other accounts |  | income |  | other accounts |  | of period
Reserve for bad debts and allowances |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Year ended December 31, 2018 |  | $ | 2,735 |  | $ | 1,657 |  | $ | - |  | $ | 1,593 |  | $ | - |  | $ | 2,799
Year ended December 31, 2017 |  | $ | 1,687 |  | $ | 1,665 |  | $ | - |  | $ | 617 |  | $ | - |  | $ | 2,735
Year ended December 31, 2016 |  | $ | 1,357 |  | $ | 991 |  | $ | - |  | $ | 661 |  | $ | - |  | $ | 1,687
Valuation allowances on deferred tax assets |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Year ended December 31, 2018 |  | $ | 152,062 |  | $ | 597 |  | $ | - |  | $ | - |  | $ | - |  | $ | 152,659
Year ended December 31, 2017 |  | $ | 201,376 |  | $ | 22,998 |  | $ | - |  | $ | 65,572 |  | $ | 6,740 |  | $ | 152,062
Year ended December 31, 2016 |  | $ | 152,115 |  | $ | 49,261 |  | $ | - |  | $ | - |  | $ | - |  | $ | 201,376

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- Definition The entire disclosure for valuation and qualifying accounts and reserves. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 12 -Subsection 09 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 4 -Subparagraph (SX 210.12-09) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e24092-122690 + Details
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- References No definition available. + Details
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