Guarantor and Nonguarantor Financial Statements - Condensed Consolidating Balance Sheet (Detail) (USD $) | Mar. 31, 2014 | Dec. 31, 2013 | Mar. 31, 2013 | Dec. 31, 2012 |
In Thousands, unless otherwise specified |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Cash and cash equivalents | $428,237 | $491,912 | $518,700 | $1,089,297 |
Restricted cash | 50,829 | 61,155 | ' | ' |
Receivables, net | 1,415,383 | 1,486,489 | ' | ' |
Warehouse receivables | 310,730 | 381,545 | ' | ' |
Trading securities | 62,524 | 58,442 | ' | ' |
Income taxes receivable | 50,986 | ' | ' | ' |
Prepaid expenses | 138,989 | 125,151 | ' | ' |
Deferred tax assets, net | 168,118 | 188,533 | ' | ' |
Real estate and other assets held for sale | 41,423 | ' | ' | ' |
Real estate under development | 20,394 | 19,133 | ' | ' |
Available for sale securities | 310 | ' | ' | ' |
Other current assets | 74,314 | 67,452 | ' | ' |
Total Current Assets | 2,762,237 | 2,879,812 | ' | ' |
Property and equipment, net | 446,660 | 458,596 | ' | ' |
Goodwill | 2,304,503 | 2,290,474 | ' | ' |
Other intangible assets, net | 830,374 | 841,228 | ' | ' |
Investments in unconsolidated subsidiaries | 201,577 | 198,696 | ' | ' |
Investments in consolidated subsidiaries | ' | ' | ' | ' |
Intercompany loan receivable | ' | ' | ' | ' |
Real estate under development | 820 | 822 | ' | ' |
Real estate held for investment | 65,674 | 106,999 | ' | ' |
Available for sale securities | 59,674 | 56,800 | ' | ' |
Other assets, net | 171,839 | 164,987 | ' | ' |
Total Assets | 6,843,358 | 6,998,414 | ' | ' |
Accounts payable and accrued expenses | 734,087 | 817,519 | ' | ' |
Compensation and employee benefits payable | 436,951 | 486,993 | ' | ' |
Accrued bonus and profit sharing | 382,600 | 612,114 | ' | ' |
Income taxes payable | ' | 11,111 | ' | ' |
Revolving credit facility | 359,453 | 142,484 | ' | ' |
Warehouse lines of credit | 306,607 | 374,597 | ' | ' |
Other | 16 | 16 | ' | ' |
Total short-term borrowings | 666,076 | 517,097 | ' | ' |
Current maturities of long-term debt | 42,305 | 42,245 | ' | ' |
Notes payable on real estate | 45,841 | 62,017 | ' | ' |
Liabilities related to real estate and other assets held for sale | 18,477 | ' | ' | ' |
Other current liabilities | 53,277 | 56,644 | ' | ' |
Total Current Liabilities | 2,379,614 | 2,605,740 | ' | ' |
Senior secured term loans | 635,700 | 645,613 | ' | ' |
Other long-term debt | 2,841 | 2,822 | ' | ' |
Intercompany loan payable | ' | ' | ' | ' |
Total Long-Term Debt | 1,788,541 | 1,798,435 | ' | ' |
Notes payable on real estate | 67,938 | 68,455 | ' | ' |
Deferred tax liabilities, net | 143,193 | 160,777 | ' | ' |
Non-current tax liabilities | 62,233 | 65,520 | ' | ' |
Pension liability | 67,693 | 68,012 | ' | ' |
Other liabilities | 305,888 | 295,469 | ' | ' |
Total Liabilities | 4,815,100 | 5,062,408 | ' | ' |
Commitments and contingencies | ' | ' | ' | ' |
CBRE Group, Inc. Stockholders' Equity | 1,989,556 | 1,895,785 | ' | ' |
Non-controlling interests | 38,702 | 40,221 | ' | ' |
Total Equity | 2,028,258 | 1,936,006 | ' | ' |
Total Liabilities and Equity | 6,843,358 | 6,998,414 | ' | ' |
Elimination [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Cash and cash equivalents | ' | ' | ' | ' |
Restricted cash | ' | ' | ' | ' |
Receivables, net | ' | ' | ' | ' |
Warehouse receivables | ' | ' | ' | ' |
Trading securities | ' | ' | ' | ' |
Income taxes receivable | -9,795 | -62,755 | ' | ' |
Prepaid expenses | ' | ' | ' | ' |
Deferred tax assets, net | ' | ' | ' | ' |
Real estate and other assets held for sale | ' | ' | ' | ' |
Real estate under development | ' | ' | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other current assets | ' | ' | ' | ' |
Total Current Assets | -9,795 | -62,755 | ' | ' |
Property and equipment, net | ' | ' | ' | ' |
Goodwill | ' | ' | ' | ' |
Other intangible assets, net | ' | ' | ' | ' |
Investments in unconsolidated subsidiaries | ' | ' | ' | ' |
Investments in consolidated subsidiaries | -6,300,564 | -5,740,533 | ' | ' |
Intercompany loan receivable | -2,568,949 | -2,514,112 | ' | ' |
Real estate under development | ' | ' | ' | ' |
Real estate held for investment | ' | ' | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other assets, net | ' | ' | ' | ' |
Total Assets | -8,879,308 | -8,317,400 | ' | ' |
Accounts payable and accrued expenses | ' | ' | ' | ' |
Compensation and employee benefits payable | ' | ' | ' | ' |
Accrued bonus and profit sharing | ' | ' | ' | ' |
Income taxes payable | -9,795 | -62,755 | ' | ' |
Revolving credit facility | ' | ' | ' | ' |
Warehouse lines of credit | ' | ' | ' | ' |
Other | ' | ' | ' | ' |
Total short-term borrowings | ' | ' | ' | ' |
Current maturities of long-term debt | ' | ' | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Liabilities related to real estate and other assets held for sale | ' | ' | ' | ' |
Other current liabilities | ' | ' | ' | ' |
Total Current Liabilities | -9,795 | -62,755 | ' | ' |
Senior secured term loans | ' | ' | ' | ' |
Other long-term debt | ' | ' | ' | ' |
Intercompany loan payable | -2,568,949 | -2,514,112 | ' | ' |
Total Long-Term Debt | -2,568,949 | -2,514,112 | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Deferred tax liabilities, net | ' | ' | ' | ' |
Non-current tax liabilities | ' | ' | ' | ' |
Pension liability | ' | ' | ' | ' |
Other liabilities | ' | ' | ' | ' |
Total Liabilities | -2,578,744 | -2,576,867 | ' | ' |
Commitments and contingencies | ' | ' | ' | ' |
CBRE Group, Inc. Stockholders' Equity | -6,300,564 | -5,740,533 | ' | ' |
Non-controlling interests | ' | ' | ' | ' |
Total Equity | -6,300,564 | -5,740,533 | ' | ' |
Total Liabilities and Equity | -8,879,308 | -8,317,400 | ' | ' |
5.00% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | 800,000 | 800,000 | ' | ' |
5.00% senior notes [Member] | Elimination [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
6.625% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | 350,000 | 350,000 | ' | ' |
6.625% senior notes [Member] | Elimination [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
Parent [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Cash and cash equivalents | 7 | 5 | 36 | 5 |
Restricted cash | ' | ' | ' | ' |
Receivables, net | ' | ' | ' | ' |
Warehouse receivables | ' | ' | ' | ' |
Trading securities | ' | ' | ' | ' |
Income taxes receivable | 3,606 | 15,892 | ' | ' |
Prepaid expenses | ' | ' | ' | ' |
Deferred tax assets, net | ' | ' | ' | ' |
Real estate and other assets held for sale | ' | ' | ' | ' |
Real estate under development | ' | ' | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other current assets | ' | ' | ' | ' |
Total Current Assets | 3,613 | 15,897 | ' | ' |
Property and equipment, net | ' | ' | ' | ' |
Goodwill | ' | ' | ' | ' |
Other intangible assets, net | ' | ' | ' | ' |
Investments in unconsolidated subsidiaries | ' | ' | ' | ' |
Investments in consolidated subsidiaries | 2,571,055 | 2,388,905 | ' | ' |
Intercompany loan receivable | ' | ' | ' | ' |
Real estate under development | ' | ' | ' | ' |
Real estate held for investment | ' | ' | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other assets, net | ' | ' | ' | ' |
Total Assets | 2,574,668 | 2,404,802 | ' | ' |
Accounts payable and accrued expenses | ' | ' | ' | ' |
Compensation and employee benefits payable | ' | ' | ' | ' |
Accrued bonus and profit sharing | ' | ' | ' | ' |
Income taxes payable | ' | ' | ' | ' |
Revolving credit facility | ' | ' | ' | ' |
Warehouse lines of credit | ' | ' | ' | ' |
Other | ' | ' | ' | ' |
Total short-term borrowings | ' | ' | ' | ' |
Current maturities of long-term debt | ' | ' | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Liabilities related to real estate and other assets held for sale | ' | ' | ' | ' |
Other current liabilities | ' | ' | ' | ' |
Total Current Liabilities | ' | ' | ' | ' |
Senior secured term loans | ' | ' | ' | ' |
Other long-term debt | ' | ' | ' | ' |
Intercompany loan payable | 585,112 | 509,017 | ' | ' |
Total Long-Term Debt | 585,112 | 509,017 | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Deferred tax liabilities, net | ' | ' | ' | ' |
Non-current tax liabilities | ' | ' | ' | ' |
Pension liability | ' | ' | ' | ' |
Other liabilities | ' | ' | ' | ' |
Total Liabilities | 585,112 | 509,017 | ' | ' |
Commitments and contingencies | ' | ' | ' | ' |
CBRE Group, Inc. Stockholders' Equity | 1,989,556 | 1,895,785 | ' | ' |
Non-controlling interests | ' | ' | ' | ' |
Total Equity | 1,989,556 | 1,895,785 | ' | ' |
Total Liabilities and Equity | 2,574,668 | 2,404,802 | ' | ' |
Parent [Member] | 5.00% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
Parent [Member] | 6.625% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
CBRE [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Cash and cash equivalents | 8,649 | 11,585 | 15,736 | 18,312 |
Restricted cash | ' | 6,871 | ' | ' |
Receivables, net | ' | ' | ' | ' |
Warehouse receivables | ' | ' | ' | ' |
Trading securities | ' | ' | ' | ' |
Income taxes receivable | ' | 18,246 | ' | ' |
Prepaid expenses | ' | ' | ' | ' |
Deferred tax assets, net | ' | ' | ' | ' |
Real estate and other assets held for sale | ' | ' | ' | ' |
Real estate under development | ' | ' | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other current assets | 890 | ' | ' | ' |
Total Current Assets | 9,539 | 36,702 | ' | ' |
Property and equipment, net | ' | ' | ' | ' |
Goodwill | ' | ' | ' | ' |
Other intangible assets, net | ' | ' | ' | ' |
Investments in unconsolidated subsidiaries | ' | ' | ' | ' |
Investments in consolidated subsidiaries | 2,800,277 | 2,408,755 | ' | ' |
Intercompany loan receivable | 1,868,949 | 1,814,112 | ' | ' |
Real estate under development | ' | ' | ' | ' |
Real estate held for investment | ' | ' | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other assets, net | 39,787 | 41,724 | ' | ' |
Total Assets | 4,718,552 | 4,301,293 | ' | ' |
Accounts payable and accrued expenses | 14,398 | 18,693 | ' | ' |
Compensation and employee benefits payable | 626 | 626 | ' | ' |
Accrued bonus and profit sharing | ' | ' | ' | ' |
Income taxes payable | 9,795 | ' | ' | ' |
Revolving credit facility | 267,833 | 28,772 | ' | ' |
Warehouse lines of credit | ' | ' | ' | ' |
Other | ' | ' | ' | ' |
Total short-term borrowings | 267,833 | 28,772 | ' | ' |
Current maturities of long-term debt | 39,650 | 39,650 | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Liabilities related to real estate and other assets held for sale | ' | ' | ' | ' |
Other current liabilities | 848 | ' | ' | ' |
Total Current Liabilities | 333,150 | 87,741 | ' | ' |
Senior secured term loans | 635,700 | 645,613 | ' | ' |
Other long-term debt | ' | ' | ' | ' |
Intercompany loan payable | ' | ' | ' | ' |
Total Long-Term Debt | 1,785,700 | 1,795,613 | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Deferred tax liabilities, net | ' | ' | ' | ' |
Non-current tax liabilities | ' | ' | ' | ' |
Pension liability | ' | ' | ' | ' |
Other liabilities | 28,647 | 29,034 | ' | ' |
Total Liabilities | 2,147,497 | 1,912,388 | ' | ' |
Commitments and contingencies | ' | ' | ' | ' |
CBRE Group, Inc. Stockholders' Equity | 2,571,055 | 2,388,905 | ' | ' |
Non-controlling interests | ' | ' | ' | ' |
Total Equity | 2,571,055 | 2,388,905 | ' | ' |
Total Liabilities and Equity | 4,718,552 | 4,301,293 | ' | ' |
CBRE [Member] | 5.00% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | 800,000 | 800,000 | ' | ' |
CBRE [Member] | 6.625% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | 350,000 | 350,000 | ' | ' |
Guarantor Subsidiaries [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Cash and cash equivalents | 75,252 | 91,244 | 139,606 | 680,112 |
Restricted cash | 1,130 | 2,645 | ' | ' |
Receivables, net | 496,992 | 487,514 | ' | ' |
Warehouse receivables | 243,342 | 148,497 | ' | ' |
Trading securities | 106 | 100 | ' | ' |
Income taxes receivable | 16,159 | ' | ' | ' |
Prepaid expenses | 56,453 | 57,592 | ' | ' |
Deferred tax assets, net | 106,716 | 106,721 | ' | ' |
Real estate and other assets held for sale | ' | ' | ' | ' |
Real estate under development | ' | ' | ' | ' |
Available for sale securities | 310 | ' | ' | ' |
Other current assets | 41,544 | 34,768 | ' | ' |
Total Current Assets | 1,038,004 | 929,081 | ' | ' |
Property and equipment, net | 320,468 | 329,215 | ' | ' |
Goodwill | 1,089,776 | 1,084,394 | ' | ' |
Other intangible assets, net | 485,586 | 492,357 | ' | ' |
Investments in unconsolidated subsidiaries | 143,014 | 136,225 | ' | ' |
Investments in consolidated subsidiaries | 929,232 | 942,873 | ' | ' |
Intercompany loan receivable | 700,000 | 700,000 | ' | ' |
Real estate under development | 820 | 822 | ' | ' |
Real estate held for investment | 1,503 | 1,503 | ' | ' |
Available for sale securities | 56,863 | 54,108 | ' | ' |
Other assets, net | 85,348 | 81,176 | ' | ' |
Total Assets | 4,850,614 | 4,751,754 | ' | ' |
Accounts payable and accrued expenses | 148,832 | 161,836 | ' | ' |
Compensation and employee benefits payable | 228,915 | 282,756 | ' | ' |
Accrued bonus and profit sharing | 99,193 | 308,795 | ' | ' |
Income taxes payable | ' | 73,866 | ' | ' |
Revolving credit facility | ' | ' | ' | ' |
Warehouse lines of credit | 241,009 | 146,703 | ' | ' |
Other | 16 | 16 | ' | ' |
Total short-term borrowings | 241,025 | 146,719 | ' | ' |
Current maturities of long-term debt | 2,628 | 2,568 | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Liabilities related to real estate and other assets held for sale | ' | ' | ' | ' |
Other current liabilities | 42,737 | 51,366 | ' | ' |
Total Current Liabilities | 763,330 | 1,027,906 | ' | ' |
Senior secured term loans | ' | ' | ' | ' |
Other long-term debt | 2,775 | 2,747 | ' | ' |
Intercompany loan payable | 977,585 | 1,006,996 | ' | ' |
Total Long-Term Debt | 980,360 | 1,009,743 | ' | ' |
Notes payable on real estate | ' | ' | ' | ' |
Deferred tax liabilities, net | 73,623 | 69,137 | ' | ' |
Non-current tax liabilities | 47,042 | 62,059 | ' | ' |
Pension liability | ' | ' | ' | ' |
Other liabilities | 185,982 | 174,154 | ' | ' |
Total Liabilities | 2,050,337 | 2,342,999 | ' | ' |
Commitments and contingencies | ' | ' | ' | ' |
CBRE Group, Inc. Stockholders' Equity | 2,800,277 | 2,408,755 | ' | ' |
Non-controlling interests | ' | ' | ' | ' |
Total Equity | 2,800,277 | 2,408,755 | ' | ' |
Total Liabilities and Equity | 4,850,614 | 4,751,754 | ' | ' |
Guarantor Subsidiaries [Member] | 5.00% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
Guarantor Subsidiaries [Member] | 6.625% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
Nonguarantor Subsidiaries [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Cash and cash equivalents | 344,329 | 389,078 | 363,322 | 390,868 |
Restricted cash | 49,699 | 51,639 | ' | ' |
Receivables, net | 918,391 | 998,975 | ' | ' |
Warehouse receivables | 67,388 | 233,048 | ' | ' |
Trading securities | 62,418 | 58,342 | ' | ' |
Income taxes receivable | 41,016 | 28,617 | ' | ' |
Prepaid expenses | 82,536 | 67,559 | ' | ' |
Deferred tax assets, net | 61,402 | 81,812 | ' | ' |
Real estate and other assets held for sale | 41,423 | ' | ' | ' |
Real estate under development | 20,394 | 19,133 | ' | ' |
Available for sale securities | ' | ' | ' | ' |
Other current assets | 31,880 | 32,684 | ' | ' |
Total Current Assets | 1,720,876 | 1,960,887 | ' | ' |
Property and equipment, net | 126,192 | 129,381 | ' | ' |
Goodwill | 1,214,727 | 1,206,080 | ' | ' |
Other intangible assets, net | 344,788 | 348,871 | ' | ' |
Investments in unconsolidated subsidiaries | 58,563 | 62,471 | ' | ' |
Investments in consolidated subsidiaries | ' | ' | ' | ' |
Intercompany loan receivable | ' | ' | ' | ' |
Real estate under development | ' | ' | ' | ' |
Real estate held for investment | 64,171 | 105,496 | ' | ' |
Available for sale securities | 2,811 | 2,692 | ' | ' |
Other assets, net | 46,704 | 42,087 | ' | ' |
Total Assets | 3,578,832 | 3,857,965 | ' | ' |
Accounts payable and accrued expenses | 570,857 | 636,990 | ' | ' |
Compensation and employee benefits payable | 207,410 | 203,611 | ' | ' |
Accrued bonus and profit sharing | 283,407 | 303,319 | ' | ' |
Income taxes payable | ' | ' | ' | ' |
Revolving credit facility | 91,620 | 113,712 | ' | ' |
Warehouse lines of credit | 65,598 | 227,894 | ' | ' |
Other | ' | ' | ' | ' |
Total short-term borrowings | 157,218 | 341,606 | ' | ' |
Current maturities of long-term debt | 27 | 27 | ' | ' |
Notes payable on real estate | 45,841 | 62,017 | ' | ' |
Liabilities related to real estate and other assets held for sale | 18,477 | ' | ' | ' |
Other current liabilities | 9,692 | 5,278 | ' | ' |
Total Current Liabilities | 1,292,929 | 1,552,848 | ' | ' |
Senior secured term loans | ' | ' | ' | ' |
Other long-term debt | 66 | 75 | ' | ' |
Intercompany loan payable | 1,006,252 | 998,099 | ' | ' |
Total Long-Term Debt | 1,006,318 | 998,174 | ' | ' |
Notes payable on real estate | 67,938 | 68,455 | ' | ' |
Deferred tax liabilities, net | 69,570 | 91,640 | ' | ' |
Non-current tax liabilities | 15,191 | 3,461 | ' | ' |
Pension liability | 67,693 | 68,012 | ' | ' |
Other liabilities | 91,259 | 92,281 | ' | ' |
Total Liabilities | 2,610,898 | 2,874,871 | ' | ' |
Commitments and contingencies | ' | ' | ' | ' |
CBRE Group, Inc. Stockholders' Equity | 929,232 | 942,873 | ' | ' |
Non-controlling interests | 38,702 | 40,221 | ' | ' |
Total Equity | 967,934 | 983,094 | ' | ' |
Total Liabilities and Equity | 3,578,832 | 3,857,965 | ' | ' |
Nonguarantor Subsidiaries [Member] | 5.00% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |
Nonguarantor Subsidiaries [Member] | 6.625% senior notes [Member] | ' | ' | ' | ' |
Guarantor Obligations [Line Items] | ' | ' | ' | ' |
Senior notes | ' | ' | ' | ' |