Note 9 - Capitalization of Interest (Details) - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Sep. 30, 2014	Sep. 30, 2014
Home Building Interest [Abstract]
Capitalized Interest Transferred From Investments In Unconsolidated Joint Ventures To Inventories Owned	$ 2.0	$ 6.0

Capitalized interest transferred from investments in unconsolidated joint ventures to inventories owned.

No definition available.

Name:	caa_CapitalizedInterestTransferredFromInvestmentsInUnconsolidatedJointVenturesToInventoriesOwned
Namespace Prefix:	caa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration