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Subsequent Events	3 Months Ended
Subsequent Events	Mar. 31, 2017
Subsequent Events [Abstract]
Subsequent Events	10. SUBSEQUENT EVENTS On May 2, 2017, the Board of Directors declared a cash dividend of $0.28 per share for second quarter 2017. The second quarter 2017 dividend is payable on May 31, 2017 to shareholders of record as of the close of trading on May 19, 2017.