Condensed Consolidated Balance Sheets (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 530,385	$ 605,303
Accounts receivable, net	1,293,160	1,221,956
Costs and estimated earnings in excess of billings on uncompleted contracts	109,820	93,061
Inventories	44,994	50,512
Prepaid expenses and other	80,338	73,621
Total current assets	2,058,697	2,044,453
Investments, notes and other long-term receivables	4,239	4,959
Property, plant and equipment, net	113,562	116,631
Goodwill	566,709	566,588
Identifiable intangible assets, net	332,046	343,748
Other assets	30,083	30,691
Total assets	3,105,336	3,107,070
Current liabilities:
Borrowings under revolving credit facility	0	0
Current maturities of long-term debt and capital lease obligations	1,812	1,787
Accounts payable	488,414	490,621
Billings in excess of costs and estimated earnings on uncompleted contracts	399,454	383,527
Accrued payroll and benefits	205,324	224,555
Other accrued expenses and liabilities	156,621	194,029
Total current liabilities	1,251,625	1,294,519
Borrowings under revolving credit facility	150,000	150,000
Long-term debt and capital lease obligations	3,369	4,112
Other long-term obligations	292,882	301,260
Total liabilities	1,697,876	1,749,891
EMCOR Group, Inc. stockholders' equity:
Preferred stock, $0.01 par value, 1,000,000 shares authorized, zero issued and outstanding	0	0
Common stock, $0.01 par value, 200,000,000 shares authorized, 68,093,417 and 68,010,419 shares issued, respectively	681	680
Capital surplus	418,054	416,104
Accumulated other comprehensive loss	(79,909)	(81,040)
Retained earnings	1,069,353	1,022,239
Treasury stock, at cost 1,016,257 and 1,046,257 shares, respectively	(11,779)	(11,903)
Total EMCOR Group, Inc. stockholders' equity	1,396,400	1,346,080
Noncontrolling interests	11,060	11,099
Total equity	1,407,460	1,357,179
Total liabilities and equity	$ 3,105,336	$ 3,107,070