LONG-TERM DEBT (Details) $ / shares in Units, BRL in Thousands					1 Months Ended		3 Months Ended					6 Months Ended	12 Months Ended
	Jan. 17, 2017 USD ($) shares	Oct. 01, 2016 USD ($)	Jul. 14, 2016 USD ($)	Mar. 13, 2015 USD ($)	May 31, 2014 USD ($)	Nov. 30, 2010 EUR (€)	Dec. 31, 2016 USD ($) installment $ / shares shares	Dec. 31, 2016 CAD installment shares	Dec. 31, 2016 EUR (€) installment shares	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Mar. 31, 2016 USD ($)	Sep. 30, 2016 USD ($)	Sep. 30, 2011 EUR (€)	Sep. 30, 2007 USD ($)	Dec. 31, 2016 AUD	Dec. 31, 2016 USD ($) $ / shares	Dec. 31, 2016 EUR (€)	Dec. 31, 2016 BRL	Jul. 31, 2016 AUD loan	May 18, 2016 USD ($)	Dec. 31, 2015 AUD	Dec. 31, 2015 USD ($)	May 31, 2014 AUD	Feb. 27, 2014 USD ($)	Feb. 14, 2014 USD ($)	Oct. 21, 2013 USD ($) property	Dec. 21, 2009 USD ($)
Debt Instrument [Line Items]
Face amount													$ 32,280,000				$ 8,000,000						$ 35,092,000				$ 36,665,000
Long-term debt outstanding													936,558,000				965,020,000
Interest paid							$ 11,458,000			$ 10,352,000
Underwriting fees and other expense capitalized													10,313,000
Loss from debt extinguishment, net												$ 0
Maximum percentage of equity interest of subsidiaries borrowings guaranteed							65.00%	65.00%	65.00%
Line of credit facility, amount outstanding																	16,029,000
Number of properties refinanced | property																											4
Debt instrument, description of variable rate basis														The revolving credit facility accrues interest at EURIBOR plus 1.75% per annum (1.75% at December 31, 2016).
Debt instrument, basis spread on variable rate							1.30%	1.30%	1.30%	1.30%
Long-term debt, gross													952,856,000				979,662,000
Amount of line note available to purchase common stock in open market											$ 10,908,000
Shares purchased for award value							$ 9,213,000
Shares purchased for award value (usd per share) | $ / shares							$ 16.78
Employee stock ownership plan (ESOP), repurchase obligation amount																	2,000
Stock issued during period, shares, employee stock ownership plan | shares							548,912	548,912	548,912
Proceeds from issuance of long-term debt							$ 39,056,000			$ 79,874,000
Capital lease maturity year															2022
Long-term debt, percentage bearing fixed interest, percentage rate															5.00%
Northcote Holdings Pty. Ltd [Member]
Debt Instrument [Line Items]
Line of credit facility, amount outstanding																AUD 14,500,000	$ 10,444,000
Convert. debt due 2017 [Member]
Debt Instrument [Line Items]
Face amount																												$ 100,000,000
Debt instrument, interest rate, stated percentage																												4.00%
Debt instrument, convertible, conversion ratio							70.7738	70.7738	70.7738
Debt conversion, converted instrument, amount													1,000
Debt instrument, convertible, conversion price (in Dollars per share) | $ / shares																	$ 14.13
Debt instrument, convertible, if-converted value in excess of principal							$ 15,720,000
Term Loan [Member]
Debt Instrument [Line Items]
Debt instrument, frequency of periodic payment | installment							12	12	12
LIBOR Rate [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate during period				2.25%
Revolving Credit Facility [Member] | Revolving Facility, June 2017 [Member]
Debt Instrument [Line Items]
Line of credit facility, maximum borrowing capacity | AUD																AUD 20,000				AUD 10,000
Revolver due 2019 [Member]
Debt Instrument [Line Items]
Line of credit facility, amount outstanding																	$ 23,000
Line of credit facility, remaining borrowing capacity																	$ 310,971,000
Revolver due 2019 [Member] | Letter Of Credit Subfacility [Member]
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity				$ 50,000
Revolver due 2019 [Member] | Multicurrency Subfacility [Member]
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity																										$ 50,000,000
Revolver due 2019 [Member] | Margin Rate [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate during period				1.25%
Senior Notes [Member] | Senior Notes 2022 [Member]
Debt Instrument [Line Items]
Long-term debt outstanding																					$ 725,000,000
Senior Notes [Member] | Senior Notes due 2022, May 2016 Add-On Issuance [Member]
Debt Instrument [Line Items]
Face amount																					$ 125,000,000
Issuance price, percentage																					98.76%
Debt issuance cost							$ 3,016,000
Mortgages [Member]
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate							1.50%	1.50%	1.50%
Revolver Due 2020 [Member]
Debt Instrument [Line Items]
Line of credit facility, current borrowing capacity				$ 350,000
Convertible Notes 2017 [Member]
Debt Instrument [Line Items]
Debt instrument, interest rate, effective percentage																4.00%	4.00%	4.00%	4.00%
Convertible Notes 2017 [Member] | Subsequent Event [Member]
Debt Instrument [Line Items]
Debt conversion, converted instrument, amount	$ 173,855
Debt conversion, converted instrument, cash received	$ 125,000
Debt conversion, converted instrument, shares issued | shares	1,954,993
Senior notes due 2022 [Member]
Debt Instrument [Line Items]
Face amount																									$ 600,000,000
Debt instrument, interest rate, stated percentage																									5.25%
Long-term debt outstanding													713,754,000				$ 714,112,000
Interest paid							$ 9,516,000			$ 7,875,000
Debt conversion, original debt, amount			$ 125,000,000
Long-term debt, gross													$ 725,000,000				$ 725,000,000
Debt instrument, interest rate during period							5.50%	5.50%	5.50%	5.40%
Debt instrument, interest rate, effective percentage													5.25%			5.25%	5.25%	5.25%	5.25%
Real estate mortgages [Member]
Debt Instrument [Line Items]
Long-term debt outstanding													$ 37,266,000				$ 36,665,000
Interest paid							$ 187,000			$ 151,000
Debt instrument, description of variable rate basis							The loans bear interest at a rate of LIBOR plus 1.50%	The loans bear interest at a rate of LIBOR plus 1.50%	The loans bear interest at a rate of LIBOR plus 1.50%
Debt instrument, basis spread on variable rate							2.25%	2.25%	2.25%
Long-term debt, gross													37,861,000				37,190,000
Debt instrument, interest rate during period							2.30%	2.30%	2.30%	3.30%
ESOP Loans [Member]
Debt Instrument [Line Items]
Long-term debt outstanding													34,150,000				42,644,000
Interest paid							$ 364,000			$ 256,000
Debt instrument, basis spread on variable rate							2.50%	2.50%	2.50%
Long-term debt, gross													$ 34,387,000				42,945,000
Debt instrument, periodic payment, principal		$ 1,000					$ 655,000
Debt instrument, interest rate during period							3.30%	3.30%	3.30%	3.00%
ESOP Loan July 2014 [Member] | London Interbank Offered Rate (LIBOR) [Member]
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate							2.50%	2.50%	2.50%
Term Loan December 2013 and May 2014 [Member] | Northcote Holdings Pty. Ltd [Member]
Debt Instrument [Line Items]
Line of credit facility, amount outstanding																AUD 28,500,000	$ 20,529,000
Debt instrument, basis spread on variable rate										2.30%
Debt instrument, interest rate, effective percentage																4.12%	4.12%	4.12%	4.12%
Term Loan [Member]
Debt Instrument [Line Items]
Long-term debt outstanding																	$ 9,147,000	€ 8,750,000
Long-term debt, percentage bearing fixed interest, percentage rate													2.50%
Proceeds from long-term lines of credit | €						€ 15,000,000
Debt instrument, interest rate, effective percentage																4.12%	4.12%	4.12%	4.12%
Debt instrument, periodic payment | €									€ 1,250,000
Term Loan [Member] | Northcote Holdings Pty. Ltd [Member]
Debt Instrument [Line Items]
Face amount | AUD																						AUD 30,000,000
Number of lines | loan																				2
Term Loan May 2014 [Member] | Northcote Holdings Pty. Ltd [Member]
Debt Instrument [Line Items]
Face amount | AUD																								AUD 10,000,000
Debt instrument, periodic payment, principal					$ 750,000
Medium-term Notes [Member] | Term Loan Due 2019 [Member]
Debt Instrument [Line Items]
Number of loans refinanced with new debt instrument | loan																				2
Debt instrument, periodic payment terms, balloon payment to be paid | AUD																				AUD 21,000
Capital lease - real estate [Member]
Debt Instrument [Line Items]
Long-term debt outstanding													$ 6,316,000				$ 6,045,000
Interest paid							$ 80,000			$ 93,000
Long-term debt, gross													$ 6,447,000				$ 6,169,000
Proceeds from issuance of long-term debt															$ 14,290,000
Debt instrument, interest rate during period							5.40%	5.40%	5.40%	5.40%
Debt instrument, interest rate, effective percentage													5.00%			5.00%	5.00%	5.00%	5.00%
Revolver Due 2013 [Member]
Debt Instrument [Line Items]
Long-term debt outstanding																	$ 0
Debt instrument, basis spread on variable rate							1.75%	1.75%	1.75%
Proceeds from long-term lines of credit | €									€ 5,227,000					€ 5,000,000
Non U.S. term loans [Member]
Debt Instrument [Line Items]
Long-term debt outstanding													$ 33,422,000				29,414,000
Interest paid							$ 304,000			$ 284,000
Line of credit facility, amount outstanding																	1,466,000		BRL 4,778
Long-term debt, gross													33,669,000				29,676,000
Maintains maximum amount of line of credit																	$ 2,148,000		BRL 7,000
Non U.S. term loans [Member] | Brazilian CDI [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end																17.40%	17.40%	17.40%	17.40%
Non U.S. lines of credit [Member]
Debt Instrument [Line Items]
Long-term debt outstanding													11,461,000				$ 11,878,000
Interest paid							135,000			259,000
Line of credit facility, amount outstanding																	0
Long-term debt, gross													11,462,000				$ 11,910,000
Proceeds from long-term lines of credit							11,088,000	CAD 15,000,000
Non U.S. lines of credit [Member] | Line of Credit One [Member] | Northcote Holdings Pty. Ltd [Member]
Debt Instrument [Line Items]
Debt instrument, basis spread on variable rate											2.00%
Debt instrument, interest rate, effective percentage																3.68%	3.68%	3.68%	3.68%
Non U.S. lines of credit [Member] | LIBOR Rate [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end																2.30%	2.30%	2.30%	2.30%
Non U.S. lines of credit [Member] | Bankers Acceptance Rate [Member]
Debt Instrument [Line Items]
Line of credit facility, interest rate at period end																2.19%	2.19%	2.19%	2.19%
Revolver due 2019 [Member]
Debt Instrument [Line Items]
Long-term debt outstanding													(2,425,000)				$ 20,740,000
Interest paid							$ 325,000			$ 571,000
Line of credit facility, current borrowing capacity																										$ 250,000,000
Long-term debt, gross													$ 0				23,000,000
Fair Value, Inputs, Level 1 [Member] | Senior notes due 2022 [Member]
Debt Instrument [Line Items]
Convertible debt, fair value disclosures																	$ 730,438,000