CONSOLIDATING FINANCIAL STATEMENTS - Balance Sheet (Details) (USD $) In Millions, unless otherwise specified	Sep. 30, 2013	Dec. 31, 2012	Sep. 30, 2012	Dec. 31, 2011
Current assets
Cash and cash equivalents	$ 370.6	$ 678.0	$ 542.6	$ 774.1
Trade receivables - net	1,164.5	1,077.7
Intercompany receivables	0	0
Inventories	1,742.9	1,715.6
Other current assets	325.5	326.1
Total current assets	3,603.5	3,797.4
Property, plant and equipment – net	793.4	813.3
Goodwill	1,241.9	1,245.3
Non-current intercompany receivables	0	0
Investment in and advances to (from) subsidiaries	89.3	89.4
Other assets	761.4	800.8
Total assets	6,489.5	6,746.2
Current liabilities
Notes payable and current portion of long-term debt	90.5	83.8
Trade accounts payable	709.8	635.5
Intercompany payables	0	0
Accruals and other current liabilities	1,027.6	989.5
Total current liabilities	1,827.9	1,708.8
Long-term debt, less current portion	1,815.4	2,014.9
Non-current intercompany payables	0	0
Retirement Plans and Other Noncurrent Liabilities	668.4	744.3
Redeemable noncontrolling interest	57.8	246.9
Total stockholders' equity	2,120.0	2,031.3
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	6,489.5	6,746.2
Terex Corporation
Current assets
Cash and cash equivalents	52.1	39.6	39.2	264.0
Trade receivables - net	37.1	30.4
Intercompany receivables	83.7	113.6
Inventories	39.8	48.4
Other current assets	95.0	102.6
Total current assets	307.7	334.6
Property, plant and equipment – net	71.3	69.7
Goodwill	0	0
Non-current intercompany receivables	1,487.1	1,294.8
Investment in and advances to (from) subsidiaries	3,829.2	3,274.1
Other assets	45.4	54.3
Total assets	5,740.7	5,027.5
Current liabilities
Notes payable and current portion of long-term debt	1.7	4.6
Trade accounts payable	14.7	13.0
Intercompany payables	23.7	15.5
Accruals and other current liabilities	84.0	98.0
Total current liabilities	124.1	131.1
Long-term debt, less current portion	1,263.0	1,254.6
Non-current intercompany payables	2,174.8	1,512.7
Retirement Plans and Other Noncurrent Liabilities	84.6	121.4
Redeemable noncontrolling interest	0	0
Total stockholders' equity	2,094.2	2,007.7
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	5,740.7	5,027.5
Wholly-owned Guarantors
Current assets
Cash and cash equivalents	3.5	1.4	1.5	2.3
Trade receivables - net	289.7	214.0
Intercompany receivables	147.4	142.5
Inventories	371.3	387.9
Other current assets	49.7	37.2
Total current assets	861.6	783.0
Property, plant and equipment – net	116.6	110.8
Goodwill	170.1	149.6
Non-current intercompany receivables	2,221.5	1,562.5
Investment in and advances to (from) subsidiaries	156.7	207.6
Other assets	172.7	178.7
Total assets	3,699.2	2,992.2
Current liabilities
Notes payable and current portion of long-term debt	0.1	0
Trade accounts payable	249.0	157.2
Intercompany payables	54.7	55.1
Accruals and other current liabilities	138.7	126.0
Total current liabilities	442.5	338.3
Long-term debt, less current portion	1.7	1.7
Non-current intercompany payables	41.8	41.8
Retirement Plans and Other Noncurrent Liabilities	31.4	33.2
Redeemable noncontrolling interest	0	0
Total stockholders' equity	3,181.8	2,577.2
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	3,699.2	2,992.2
Non-guarantor Subsidiaries
Current assets
Cash and cash equivalents	315.0	637.0	501.9	507.8
Trade receivables - net	837.7	833.3
Intercompany receivables	61.1	62.5
Inventories	1,331.8	1,279.3
Other current assets	180.8	186.3
Total current assets	2,726.4	2,998.4
Property, plant and equipment – net	605.5	632.8
Goodwill	1,071.8	1,095.7
Non-current intercompany receivables	41.2	39.6
Investment in and advances to (from) subsidiaries	162.1	69.5
Other assets	543.3	567.8
Total assets	5,150.3	5,403.8
Current liabilities
Notes payable and current portion of long-term debt	88.7	79.2
Trade accounts payable	446.1	465.3
Intercompany payables	213.8	248.0
Accruals and other current liabilities	804.9	765.5
Total current liabilities	1,553.5	1,558.0
Long-term debt, less current portion	550.7	758.6
Non-current intercompany payables	1,533.2	1,342.4
Retirement Plans and Other Noncurrent Liabilities	552.4	589.7
Redeemable noncontrolling interest	57.8	246.9
Total stockholders' equity	902.7	908.2
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	5,150.3	5,403.8
Intercompany Eliminations
Current assets
Cash and cash equivalents	0	0	0	0
Trade receivables - net	0	0
Intercompany receivables	(292.2)	(318.6)
Inventories	0	0
Other current assets	0	0
Total current assets	(292.2)	(318.6)
Property, plant and equipment – net	0	0
Goodwill	0	0
Non-current intercompany receivables	(3,749.8)	(2,896.9)
Investment in and advances to (from) subsidiaries	(4,058.7)	(3,461.8)
Other assets	0	0
Total assets	(8,100.7)	(6,677.3)
Current liabilities
Notes payable and current portion of long-term debt	0	0
Trade accounts payable	0	0
Intercompany payables	(292.2)	(318.6)
Accruals and other current liabilities	0	0
Total current liabilities	(292.2)	(318.6)
Long-term debt, less current portion	0	0
Non-current intercompany payables	(3,749.8)	(2,896.9)
Retirement Plans and Other Noncurrent Liabilities	0	0
Redeemable noncontrolling interest	0	0
Total stockholders' equity	(4,058.7)	(3,461.8)
Total liabilities, redeemable noncontrolling interest and stockholders’ equity	$ (8,100.7)	$ (6,677.3)