Quarterly report pursuant to Section 13 or 15(d)

Selected Balance Sheet Data - Components of Deferred Compensation and Commissions (Detail)

v3.3.0.814
Selected Balance Sheet Data - Components of Deferred Compensation and Commissions (Detail) - USD ($)
$ in Thousands
Sep. 30, 2015
Dec. 31, 2014
Balance Sheet Related Disclosures [Abstract]    
SARs liability $ 21,184 $ 20,542
Commissions payable to sales and financing professionals 12,451 12,176
Deferred compensation liability 4,951 3,863
Total $ 38,586 $ 36,581