LONG-TERM OBLIGATIONS (Details)	12 Months Ended				12 Months Ended		12 Months Ended		7 Months Ended	12 Months Ended				0 Months Ended	1 Months Ended	3 Months Ended	12 Months Ended			1 Months Ended		12 Months Ended				12 Months Ended				12 Months Ended	55 Months Ended	61 Months Ended
	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2010 USD ($)	Nov. 25, 2003	Dec. 31, 2012 Senior Notes Due May 15, 2021 Six Percent [Member] USD ($) factor	Dec. 31, 2011 Senior Notes Due May 15, 2021 Six Percent [Member] USD ($)	Dec. 31, 2012 Senior Notes Due April 1, 2020 Six and One Half Percent [Member] USD ($) factor	Dec. 31, 2011 Senior Notes Due April 1, 2020 Six and One Half Percent [Member] USD ($)	Dec. 31, 2009 10-7/8% Senior Notes due June 1, 2016 [Member] USD ($)	Dec. 31, 2012 10-7/8% Senior Notes due June 1, 2016 [Member] USD ($)	Sep. 28, 2012 10-7/8% Senior Notes due June 1, 2016 [Member]	Dec. 31, 2011 10-7/8% Senior Notes due June 1, 2016 [Member] USD ($) factor	Jun. 03, 2009 10-7/8% Senior Notes due June 1, 2016 [Member] USD ($)	Jun. 03, 2009 4% Convertible Senior Subordinated Notes due June 1, 2015 USD ($)	Aug. 31, 2012 4% Convertible Senior Subordinated Notes due June 1, 2015 USD ($)	Sep. 30, 2012 4% Convertible Senior Subordinated Notes due June 1, 2015 USD ($)	Dec. 31, 2012 4% Convertible Senior Subordinated Notes due June 1, 2015 USD ($) factor	Jun. 01, 2015 4% Convertible Senior Subordinated Notes due June 1, 2015 USD ($)	Dec. 31, 2011 4% Convertible Senior Subordinated Notes due June 1, 2015 USD ($) factor	Jan. 31, 2011 7-3/8% Senior Subordinated Notes due January 15, 2014 [Member] USD ($)	Jan. 31, 2009 7-3/8% Senior Subordinated Notes due January 15, 2014 [Member]	Dec. 31, 2012 7-3/8% Senior Subordinated Notes due January 15, 2014 [Member] USD ($)	Jan. 18, 2011 7-3/8% Senior Subordinated Notes due January 15, 2014 [Member] USD ($)	Nov. 25, 2003 7-3/8% Senior Subordinated Notes due January 15, 2014 [Member] USD ($)	Dec. 31, 2012 SeniorNotesDueApril1202065 [Member]	Dec. 31, 2012 8% Senior Subordinated Notes due November 15, 2017 [Member] USD ($)	Dec. 31, 2011 8% Senior Subordinated Notes due November 15, 2017 [Member] USD ($) factor	Nov. 13, 2007 8% Senior Subordinated Notes due November 15, 2017 [Member] USD ($)	Dec. 31, 2011 Additional Arrangements under Credit Facility [Member] USD ($)	Dec. 31, 2012 2011 Credit Agreement [Member] USD ($)	Apr. 28, 2017 2011 Credit Agreement [Member]	Apr. 28, 2017 2011 Credit Agreement [Member]	Oct. 12, 2012 2011 Credit Agreement [Member] USD ($)	Dec. 31, 2011 2011 Credit Agreement [Member] USD ($)	Aug. 05, 2011 2011 Credit Agreement [Member]	Aug. 05, 2011 2011 Credit Agreement - revolving credit facility [Member] USD ($)	Aug. 05, 2011 2011 Credit Agreement - domestic revolving line of credit [Member] USD ($)	Aug. 05, 2011 2011 Credit Agreement - multicurrency revolving line of credit [Member] USD ($)	Dec. 31, 2012 2011 Credit Agreement - term loan USD ($) factor	Dec. 31, 2011 2011 Credit Agreement - term loan USD ($) factor	Aug. 05, 2011 2011 Credit Agreement - term loan USD ($)	Dec. 31, 2012 2011 Credit Agreement - term loan Euro USD ($) factor	Dec. 31, 2011 2011 Credit Agreement - term loan Euro USD ($) factor	Aug. 05, 2011 2011 Credit Agreement - term loan Euro EUR (€)	Dec. 31, 2012 2011 Credit Agreement Additional Arrangements [Member] USD ($)	Dec. 31, 2012 Demag Credit Agreement [Member] USD ($)	May 11, 2012 Demag Credit Agreement [Member] EUR (€)	Dec. 31, 2011 Demag Credit Agreement [Member] USD ($)	Dec. 31, 2011 Demag Letter of Credit [Member] USD ($)	Dec. 31, 2012 Bilateral Arrangements [Member] USD ($)	Dec. 31, 2011 Bilateral Arrangements [Member] USD ($)	Dec. 31, 2012 Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2011 Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2012 Long term debt less current portion [Member] Interest Rate Swap [Member] Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2011 Long term debt less current portion [Member] Interest Rate Swap [Member] Designated as Hedging Instrument [Member] USD ($)	Dec. 31, 2012 Capital Lease Obligations [Member] USD ($)	Dec. 31, 2011 Capital Lease Obligations [Member] USD ($)	Dec. 31, 2012 Other Debt Obligations [Member] USD ($)	Dec. 31, 2011 Other Debt Obligations [Member] USD ($)
Debt Instrument
Long-term Debt	$ 2,092,900,000				$ 850,000,000	$ 0	$ 300,000,000	$ 0		$ 0		$ 295,500,000					$ 109,200,000		$ 137,300,000							$ 0	$ 800,000,000			$ 710,100,000				$ 710,800,000												$ 0		$ 173,700,000										$ 123,600,000	$ 181,000,000
Notes and Loans Payable	2,098,700,000	2,300,400,000
Capital Lease Obligations																																																								5,800,000	2,100,000
Long-term debt, less current portion	2,014,900,000	2,223,400,000
Long-term Debt, Current Maturities	(83,800,000)	(77,000,000)
Line of Credit Facility, Amount Outstanding																														0				0							460,100,000			200,000,000			135,000,000
Revolving line of credit available borrowing capacity																																				500,000,000	250,000,000	250,000,000
Debt Instrument Covenant Minimum Interest Coverage Ratio																																2.5
Debt Instrument Covenant Senior Secured Debt Leverage Ratio Maximum																															2.5
Maximum amount of letters of credit available under the Credit Agreement																																	300,000,000
Outstanding letters of credit	324,000,000	289,300,000																											1,000,000	45,400,000				61,800,000											3,100,000				111,900,000	275,500,000	114,600,000
Letters of Credit Maximum Available under Additional Facilities																																	200,000,000
Percentage of capital stock of foreign subsidiary pledged as collateral for borrowings (as a percent)																																			65.00%
Principal of debt issued													300,000,000	172,500,000
Percentage of par value at which debt was issued (as a percent)										97.633%
Proceeds from issuance of long-term debt									293,000,000
Interest rate of debt securities (as a percent)					6.00%					10.875%							4.00%					7.375%			6.50%	8.00%
Initial redemption price of debt instrument as a percentage of the principal amount (as a percent)					103.00%		103.25%			105.438%																104.00%
Initial conversion rate of shares per $1000 principal amount of convertible notes (in shares)														61.5385
Principal amount used for debt instrument conversion ratio																	1,000
Conversion price of convertible notes (in dollars per share)																	$ 16.25
Carrying value of the equity component of convertible debt														54,300,000
Deferred tax liability on equity component of debt														19,400,000
Convertible Subordinated Debt																	109,200,000	128,800,000	137,300,000
ExtinguishmentOfDebtAmountPercentage															25.00%
Interest expense on convertible debt																	14,200,000
Subordinated Debt																								300,000,000			800,000,000	800,000,000
Debt Effective Interest Rate Percentage				7.50%
Percentage of principal amount received by the holders on surrender of senior notes (as a percent)																					103.688%
Principal amount of debt extinguished										299,900,000					64,000,000					297,600,000
Early Repayment of Senior Debt										347,300,000																837,300,000
Total cash paid on extinguishment of debt																				312,300,000
Call premium paid for extinguishment of debt (as a percent)											12.265%												1.229%
Cash paid to extinguish debt										36,800,000						5,900,000						3,600,000				34,600,000
Debt Instrument Redemption Interest Paid										10,600,000					300,000											2,700,000
Accrued interest per $1000 principal amount of debt paid on early extinguishment of debt																				36.875
Debt Instrument, Principal Amount Denomination for Accrued and Unpaid Interest																							1,000
Loss on early extinguishment of debt	83,000,000	7,700,000	1,400,000							(42,900,000)						(6,500,000)										(28,700,000)				1,900,000
Cash payments to extinguish debt including premium and expenses																										35,400,000
Non Cash charges in connection with extinguishment of debt										6,100,000						600,000						4,100,000				9,300,000
Derivative Liability, Fair Value, Gross Liability																																																				5,600,000	46,400,000	0	33,400,000
Secured Debt												295,500,000																											451,000,000	454,700,000		259,100,000	256,100,000
Debt Instrument Market Quote					1.05250		1.06250					1.10500					1.83000		1.11000								0.96500												1.01000	1.00250		1.00000	0.99000
Long-term Debt, Fair Value					895,000,000		319,000,000					327,000,000					200,000,000		152,000,000								772,000,000												456,000,000	456,000,000		259,000,000	254,000,000
Interest Paid	156,000,000	134,400,000	136,700,000
Adjustments Convertible Debt, Subsequent Adjustments															36,100,000
Redemption of convertible debt	$ 19,100,000														$ 19,100,000