Note 19 - Subsequent Event (Details Textual) - Lenmar Corporation [Member] $ / shares in Units, $ in Millions	Oct. 29, 2017 USD ($) $ / shares
Business Acquisition, Share Price \| $ / shares	$ 48.26
Business Combination, Threshold Amount Allowed to be Paid For Cash Conversion of Common Stock Before it is Subject to Proration \| $	$ 1,160
Common Class A [Member]
Business Combination Conversion Ratio	0.885

The threshold amount allowed to be paid in a business combination regarding the cash conversion of common stock from the nonsurviving entity.

No definition available.

Name:	caa_BusinessCombinationThresholdAmountAllowedToBePaidForCashConversionOfCommonStockBeforeItIsSubjectToProration
Namespace Prefix:	caa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant