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BENEFIT PLAN (Tables) | 12 Months Ended
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Dec. 31, 2017
BENEFIT PLAN [Abstract] |
Schedule of Contributions | Our approximate contributions to the 401(k) Plan were as follows: ﻿ ﻿
﻿ |  |  |  |  |  |
﻿ |  | 2017 |  | 2016 |  | 2015
﻿401k plan sponsor contributions | $ | 800,000 | $ | 900,000 | $ | 1,000,000
﻿

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- Definition Tabular disclosure of defined contribution pension plans or defined contribution other postretirement plans, separately for pension plans and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 70 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942 + Details
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