SCHEDULE 13G

Amendment No. 1 
Cross Country Healthcare Inc 
Common Stock 
Cusip #227483104 
 
Cusip #227483104 
Item 1:	Reporting Person - FMR Corp.
Item 4:	Delaware
Item 5:	0 
Item 6:	0 
Item 7:	4,161,924 
Item 8:	0 
Item 9:	4,161,924 
Item 11:	12.974% 
Item 12:	    HC
 
Cusip #227483104  
Item 1:	Reporting Person - Edward C. Johnson 3d 
Item 4:	United States of America
Item 5:	0 
Item 6:	0 
Item 7:	4,161,924 
Item 8:	0 
Item 9:	4,161,924 
Item 11:	12.974% 
Item 12:	IN 

 

	SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
	FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)

This filing has been made to amend a previous filing made as of August 31,
2006, in order to include the Issuers Principal Executive Offices address.


Item 1(a).	Name of Issuer:	

		Cross Country Healthcare Inc 

Item 1(b).	Name of Issuer's Principal Executive Offices:

		6551 Park of Commerce Blvd
		Suite 200 
		Boca Raton, FL  33487
		  

Item 2(a).	Name of Person Filing: 

		FMR Corp.

Item 2(b).	Address or Principal Business Office or, if None, Residence:

		82 Devonshire Street, Boston, Massachusetts  02109

Item 2(c).	Citizenship:

		Not applicable

Item 2(d).	Title of Class of Securities:

		Common Stock 

Item 2(e).	CUSIP Number:  

		227483104 

Item 3.	This statement is filed pursuant to Rule 13d-1(b) or 13d-2(b) and the
person filing, FMR Corp., is a parent holding company in accordance with 
Section 240.13d-1(b)(ii)(G).  (Note:  See Item 7).

Item 4.	Ownership

(a)	Amount Beneficially Owned:	4,161,924 

(b)	Percent of Class:	12.974% 

(c)	Number of shares as to which such person has:  

	(i)  sole power to vote or to direct the vote:	0 

	(ii)  shared power to vote or to direct the vote:  0 

	(iii)  sole power to dispose or to direct the disposition of: 4,161,924 

	(iv)  shared power to dispose or to direct the disposition of:  0 



Item 5.	Ownership of Five Percent or Less of a Class.

	Not applicable.

Item 6.	Ownership of More than Five Percent on Behalf of Another Person.

	Various persons have the right to receive or the power to direct the
receipt of dividends from, or the proceeds from the sale of, the Common Stock
of Cross Country Healthcare Inc.  The interest of one person, Fa Equity Growth
Fd, an investment company registered under the Investment Company Act of 1940,
in the Common Stock of Cross Country Healthcare Inc, amounted to 1,834,673 
shares or 5.719% of the total outstanding Common Stock at August 31, 2006. 
The interest of one person, Vip Growth, an investment company registered under
the Investment Company Act of 1940, in the Common Stock of Cross Country 
Healthcare Inc, amounted to 2,123,551 shares or 6.620% of the total 
outstanding Common Stock at August 31, 2006. 

Item 7.	Identification and Classification of the Subsidiary Which Acquired the
Security Being Reported on By the Parent Holding Company.

	See attached Exhibit A. 

Item 8.	Identification and Classification of Members of the Group.

	Not applicable.  See attached Exhibit A. 

Item 9.	Notice of Dissolution of Group.

	Not applicable.

Item 10.	Certification.

By signing below I certify that, to the best of my knowledge and belief,
the securities referred to above were acquired in the ordinary course of 
business and were not acquired for the purpose of and do not have the effect
of changing or influencing the control of the issuer of such securities and 
were not acquired in connection with or as a participant in any transaction 
having such purpose or effect.

Signature

	After reasonable inquiry and to the best of my knowledge and belief,
I certify that the information set forth in this statement is true, complete
 and correct. 

September 13, 2006 			
Date

/s/Eric D. Roiter			
Signature

Eric D, Roiter			
Duly authorized under Power of Attorney
dated December 30, 1997 by and on behalf of FMR Corp. and its direct and
indirect subsidiaries
 
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)



Pursuant to the instructions in Item 7 of Schedule 13G, Fidelity Management
& Research Company ("Fidelity"), 82 Devonshire Street, Boston, Massachusetts
02109, a wholly-owned subsidiary of FMR Corp. and an investment adviser 
registered under Section 203 of the Investment Advisers Act of 1940, is the
beneficial owner of 4,161,924 shares or 12.974% of the Common Stock 
outstanding of Cross Country Healthcare Inc  ("the Company") as a result of
acting as investment adviser to various investment companies registered under
Section 8 of the Investment Company Act of 1940.

The ownership of one investment company, Fa Equity Growth Fd, amounted to 
1,834,673 shares or 5.719% of the Common Stock outstanding. Fa Equity Growth
Fd has its principal business office at 82 Devonshire Street, Boston, 
Massachusetts 02109.

The ownership of one investment company, Vip Growth, amounted to 2,123,551 
shares or 6.620% of the Common Stock outstanding. Vip Growth has its 
principal business office at 82 Devonshire Street, Boston, Massachusetts 
02109.

Edward C. Johnson 3d and FMR Corp., through its control of Fidelity, and the
funds each has sole power to dispose of the 4,161,924 shares owned by the Funds.

Members of the family of Edward C. Johnson 3d, Chairman of FMR Corp., are the
predominant owners, directly or through trusts, of Series B shares of common 
stock of FMR Corp., representing 49% of the voting power of FMR Corp.  
The Johnson family group and all other Series B shareholders have entered into
a shareholders' voting agreement under which all Series B shares will be voted
in accordance with the majority vote of Series B shares.  Accordingly, through
their ownership of voting common stock and the execution of the shareholders'
voting agreement, members of the Johnson family may be deemed, under the 
Investment Company Act of 1940, to form a controlling group with respect to
FMR Corp.

Neither FMR Corp. nor Edward C. Johnson 3d, Chairman of FMR Corp., has the sole
power to vote or direct the voting of the shares owned directly by the Fidelity
Funds, which power resides with the Funds' Boards of Trustees.  Fidelity 
carries out the voting of the shares under written guidelines established
by the Funds' Boards of Trustees.

 
SCHEDULE 13G - TO BE INCLUDED IN STATEMENTS
FILED PURSUANT TO RULE 13d-1(b) or 13d-2(b)
RULE 13d-1(f)(1)  AGREEMENT

The undersigned persons, on September 13, 2006, agree and consent to the joint
filing on their behalf of this Schedule 13G in connection with their beneficial
ownership of the Common Stock of Cross Country Healthcare Inc at August 31, 
2006.

	FMR Corp.

	By /s/ Eric D. Roiter			
	Eric D. Roiter
	Duly authorized under Power of Attorney dated December 30, 1997,
	by and on behalf of FMR Corp. and its direct and indirect subsidiaries

	Edward C. Johnson 3d

	By /s/ Eric D. Roiter			
	Eric D. Roiter
	Duly authorized under Power of Attorney dated December 30, 1997,
	by and on behalf of Edward C. Johnson 3d

	Fidelity Management & Research Company

	By /s/ Eric D. Roiter			
	Eric D. Roiter
	Senior V.P. and General Counsel

	Fa Equity Growth Fd

	By /s/ Eric D. Roiter			
	Eric D. Roiter
	Secretary 

	Vip Growth

	By /s/ Eric D. Roiter			
	Eric D. Roiter
	Secretary