Financing Agreements - Schedule of Remaining Borrowing Availability (Details) (USD $)		0 Months Ended
Sep. 30, 2013 Revolving Credit Facility [Member]	Jun. 30, 2013 Base Rate [Member] Range One [Member] Revolving Credit Facility [Member]	Jun. 30, 2013 Base Rate [Member] Range Two [Member] Revolving Credit Facility [Member]	Jun. 30, 2013 Base Rate [Member] Range Three [Member] Revolving Credit Facility [Member]	Jun. 30, 2013 LIBOR Rate [Member] Range One [Member] Revolving Credit Facility [Member]	Jun. 30, 2013 LIBOR Rate [Member] Range Two [Member] Revolving Credit Facility [Member]	Jun. 30, 2013 LIBOR Rate [Member] Range Three [Member] Revolving Credit Facility [Member]	Sep. 30, 2013 Minimum Range One [Member]	Sep. 30, 2013 Minimum Range Two [Member]	Sep. 30, 2013 Maximum Range Two [Member]	Sep. 30, 2013 Maximum Range Three [Member]
Debt Instrument [Line Items]
Margin Rate		0.50%	0.75%	1.00%	1.50%	1.75%	2.00%
Remaining borrowing capacity	$ 282,000,000							$ 350,000,000	$ 150,000,000	$ 350,000,000	$ 150,000,000

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.19(b),22(b))

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 19, 22

-Article 5

Name:	us-gaap_LineOfCreditFacilityRemainingBorrowingCapacity
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant