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SHAREHOLDERS’ EQUITY (Details) - USD ($) |  |  |  |  |  | 7 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 23, 2016 | Apr. 26, 2016 | Apr. 25, 2016 | Apr. 10, 2015 | Oct. 07, 2013 | Dec. 31, 2016 | May 31, 2016 | May 31, 2015 | May 31, 2014 | Jan. 09, 2017
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Stock repurchase program, remaining authorized repurchase amount (up to) |  |  |  |  |  | $ 88,700,000 |  |  |  |
Authorized amount |  |  |  |  |  | $ 178,200,000 |  |  |  |
Treasury stock, shares acquired (in shares) |  |  |  |  |  | 2,500,000 |  |  |  |
Treasury stock acquired, average cost per share (in dollars per share) |  |  |  |  |  | $ 70.77 |  |  |  |
ASR program, authorized amount |  |  | $ 50,000,000 | $ 100,000,000 | $ 100,000,000 |  |  |  |  |
Repurchase of common stock (in shares) | 127,435 | 545,777 |  | 1,955,730 | 3,200,000 |  | 673,212.000 |  |  |
Accelerated share repurchases, final price paid per share (in dollars per share) |  |  |  | $ 51.13 | $ 30.48 |  | $ 74.27 |  |  |
Stock repurchased and retired, value |  |  |  |  |  | $ 178,165,000 | $ 135,954,000 | $ 369,082,000 | $ 455,046,000 |
Stock repurchase program, estimated stock repurchase and retirement, in next period |  |  |  |  | $ 100,000,000.0 |  |  |  |  |
Other Than Accelerated Share Repurchase Program |  |  |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Treasury stock acquired, average cost per share (in dollars per share) |  |  |  |  |  | $ 58.12 |  | $ 38.19 | $ 28.65 |
Repurchase of common stock (in shares) |  |  |  |  |  | 1,500,000 |  | 7,000,000 | 12,400,000 |
Stock repurchased and retired, value |  |  |  |  |  | $ 85,900,000 |  | $ 269,000,000 | $ 355,000,000 |
Subsequent Event |  |  |  |  |  |  |  |  |  |
Equity, Class of Treasury Stock [Line Items] |  |  |  |  |  |  |  |  |  |
Authorized amount |  |  |  |  |  |  |  |  |  | $ 300,000,000

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