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SHAREHOLDERS' EQUITY AND EMPLOYEE BENEFIT PLANS (Narrative) (Details) - USD ($) shares in Millions, $ in Millions | 3 Months Ended |
--- | --- | ---
Dec. 31, 2016 | Aug. 14, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Stock Repurchase Program, Authorized Amount |  | $ 100
Description Of Maximum Percentage Of Employee Contributions and Matching Contributions Based Upon Years Of Service | employee contributions and matching Company contributions from 4% to 8% |
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date | 100.00% |
Relative Total Shareholder Return Average Stock Price Calculation Period | 90 days |
Total Shareholder Return Award Performance Measurement Period | 3 years |
Treasury Stock, Shares, Acquired | 0.0 |
Minimum [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Defined Contribution Plan, Employer Matching Contribution, Percent | 4.00% |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage | 0.00% |
Maximum [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Defined Contribution Plan, Employer Matching Contribution, Percent | 8.00% |
Share Based Compensation Arrangement By Share Based Payment Award Vesting Percentage | 200.00% |
Equity Incentive Plan 2009 [Member] |  |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |  |
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant | 2.0 |

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- Definition Discount rate from fair value on offering date that participants pay for shares. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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