Other Balance Sheet Captions (Schedule of Accounts Payable and Accrued Liabilities) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013	Dec. 31, 2012
Accounts Payable And Accrued Liabilities [Line Items]
Accounts payable and accrued liabilities	$ 8,279	$ 6,379
Accounts Payable [Member]
Accounts Payable And Accrued Liabilities [Line Items]
Accounts payable and accrued liabilities	2,460	1,305
Accrued Commissions (AGLC) [Member]
Accounts Payable And Accrued Liabilities [Line Items]
Accounts payable and accrued liabilities	726	1,946
Progressive Slot And Table Liability [Member]
Accounts Payable And Accrued Liabilities [Line Items]
Accounts payable and accrued liabilities	1,173	935
Player Point Liability [Member]
Accounts Payable And Accrued Liabilities [Line Items]
Accounts payable and accrued liabilities	874	1,017
Other Accrued Liabilities [Member]
Accounts Payable And Accrued Liabilities [Line Items]
Accounts payable and accrued liabilities	$ 3,046	$ 1,176