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VALUATION AND QUALIFYING ACCOUNTS (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2014
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
BEGINNING BALANCE | $ 2,257 | $ 2,384 | $ 2,293
Add - Additions charged to earnings | 3,366 | 3,435 | 3,539
Deduct - Charges for purposes for which reserves were established | (2,919) | (3,562) | (3,448)
Deduct - Adjustment to reserve | (188) |  |
ENDING BALANCE | 2,516 | 2,257 | 2,384
Allowance for Doubtful Accounts [Member] |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
BEGINNING BALANCE | 1,176 | 1,227 | 1,233
Add - Additions charged to earnings | 76 | 235 | 240
Deduct - Charges for purposes for which reserves were established | (90) | (286) | (246)
Deduct - Adjustment to reserve | (188) |  |
ENDING BALANCE | 974 | 1,176 | 1,227
Sales Returns and Allowances [Member] |  |  |
Valuation and Qualifying Accounts Disclosure [Line Items] |  |  |
BEGINNING BALANCE | 1,081 | 1,157 | 1,060
Add - Additions charged to earnings | 3,290 | 3,200 | 3,299
Deduct - Charges for purposes for which reserves were established | (2,829) | (3,276) | (3,202)
Deduct - Adjustment to reserve | 0 |  |
ENDING BALANCE | $ 1,542 | $ 1,081 | $ 1,157

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- Definition Total of allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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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- Definition Amount of increase in the allowances and reserves, which consist of the valuation and qualifying accounts that are either netted against the cost of an asset or that reflect a liability established to represent expected future costs, from charges to costs and expenses. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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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- Definition Total of the deductions in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -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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- 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
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- Definition Total of the deductions due to reduction in reserve in a given period to allowances and reserves, the valuation and qualifying accounts that are either netted against the cost of an asset (in order to value it at its carrying value) or that reflect a liability established to represent expected future costs, representing receivables written off as uncollectible and portions of the reserves utilized, respectively. + References No definition available. + Details
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