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STOCK-BASED COMPENSATION PLANS (Details) - $ / shares shares in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Non-Vested Stock Awards Outstanding
Non-vested Stock Awards Outstanding, Number of Shares
Balance at the beginning of the period (in shares)			371
Granted (in shares)			131
Stock awards vested (in shares)	(62)	(63)	(127)	(150)
Forfeited (in shares)			(51)
Balance at the end of the period (in shares)	324		324
Non-vested Stock Awards Outstanding, Weighted-Average Grant Date Fair Value
Balance at the beginning of the period (in dollars per share)			$ 33.63
Granted (in dollars per share)			27.91
Stock awards vested (in dollars per share)			31.73
Forfeited (in dollars per share)			33.22
Balance at the end of the period (in dollars per share)	$ 32.76		$ 32.76
Stock Options Outstanding
Stock Options Outstanding, Number of Shares
Balance at the beginning of the period (in shares)			31
Granted (in shares)			0
Acquired (in shares)			133
Stock options exercised (in shares)			(1)
Expired (in shares)			0
Balance at the end of the period (in shares)	163		163
Exercisable options at the end of the period (in shares)	163		163
Stock Options Outstanding, Weighted-Average Exercise Price
Balance at the beginning of the period (in dollars per share)			$ 10.82
Granted (in dollars per share)			0
Acquired (in dollars per share)			23.99
Stock options exercised (in dollars per share)			13.70
Expired (in dollars per share)			0
Balance at the end of the period (in dollars per share)	$ 21.15		21.15
Exercisable options at the end of the period (in dollars per share)	$ 21.15		$ 21.15

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