The carrying amount as of the balance sheet date of the combined total of loss contingency liabilities.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6952336&loc=d3e14326-108349

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 5

-Paragraph 9, 10, 11, 12

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

Commitments and Contingencies (Details) (USD $) In Millions, unless otherwise specified	1 Months Ended	9 Months Ended
	Aug. 31, 2011	Nov. 02, 2013
Current and former employees \| United States District Court for the Northern District of Alabama, Middle Division
Commitments and Contingencies
Accrual for costs		$ 0
EEOC
Commitments and Contingencies
Amount of settlement proposed by the Company		2.5
EEOC \| Former male employee
Commitments and Contingencies
Amount of recovery or settlement sought in regulatory matter	0.2
EEOC \| Class of unidentified males
Commitments and Contingencies
Amount of recovery or settlement sought in regulatory matter	3.8
Amount of settlement proposed by the Company		$ 1.0