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SIGNIFICANT ACCOUNTING POLICIES AND RECENT ACCOUNITNG PRONOUNCEMENTS Prior Period Cash Flows Adjustments, Adoption of ASU 2014-09 (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2017 | Sep. 30, 2016 | Sep. 30, 2017 | Sep. 30, 2016
Condensed Consolidated Cash Flows Data |  |  |  |
Net income | $ 16,506 | $ 12,809 | $ 44,507 | $ 34,595
Deferred income taxes |  |  | (485) | 506
Accounts receivable |  |  | (10,873) | (5,596)
Prepaid expenses and other assets |  |  | $ (21,048) | (2,076)
Deferred income on sales to distributors |  |  |  | 0
As Reported |  |  |  |
Condensed Consolidated Cash Flows Data |  |  |  |
Net income |  | 14,165 |  | 34,273
Deferred income taxes |  |  |  | 490
Accounts receivable |  |  |  | (7,164)
Prepaid expenses and other assets |  |  |  | (1,403)
Deferred income on sales to distributors |  |  |  | 1,233
Adjustments for Accounting Standards Update 2014-09 |  |  |  |
Condensed Consolidated Cash Flows Data |  |  |  |
Net income |  | $ (1,356) |  | 322
Deferred income taxes |  |  |  | 16
Accounts receivable |  |  |  | 1,568
Prepaid expenses and other assets |  |  |  | (673)
Deferred income on sales to distributors |  |  |  | $ (1,233)

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