COMMON STOCK REPURCHASES AND CASH DIVIDENDS Cash Dividends (Details) $ / shares in Units, $ in Thousands |
1 Months Ended | 3 Months Ended | 6 Months Ended | ||
|---|---|---|---|---|---|
|
Jan. 31, 2016
Quarter
$ / shares
|
Jun. 30, 2016
USD ($)
$ / shares
|
Jun. 30, 2015
USD ($)
$ / shares
|
Jun. 30, 2016
USD ($)
$ / shares
|
Jun. 30, 2015
USD ($)
$ / shares
|
|
| Dividends Declared and Paid [Line Items] | |||||
| Common Stock, Dividends, Number of Quarterly Distributions Declared, Current Fiscal Year | Quarter | 4 | ||||
| Common Stock, Dividends, Per Share, Declared, Current Fiscal Year, First Quarter | $ 0.13 | ||||
| Common Stock, Dividends Per Share Declared, Current Fiscal Year, Second Quarter | 0.13 | ||||
| Common Stock, Dividends Per Share Declared, Current Fiscal Year, Third Quarter | 0.13 | ||||
| Common Stock, Dividends Per Share Declared, Current Fiscal Year, Fourth Quarter | $ 0.13 | ||||
| Payments of Dividends | $ | $ 3,754 | $ 3,529 | $ 7,483 | $ 7,048 | |
| Common Stock, Dividends, Per Share, Cash Paid | $ 0.13 | $ 0.12 | $ 0.26 | $ 0.24 | |