Summary of Assets and Liabilities and Operating Results Related to Three Lions (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013	Dec. 31, 2013
Current assets:
Prepaid expenses and other current assets	$ 64		$ 64		$ 125
Total current assets	1,443		1,443		2,004
Noncurrent assets	236		236		6,269
Total assets	1,679		1,679		8,273
Current liabilities:
Accounts payable	18		18		32
Total current liabilities	256		256		83
Revenue	0	0	0	0
General and administrative expenses	(215)	(244)	(774)	(852)
Operating loss	(215)	(244)	(774)	(852)
Interest income	1		1	2
Three Lions Entertainment, LLC ("Three Lions")
Current assets:
Cash	3,991		3,991
Accounts receivable	6,243		6,243
Prepaid expenses and other current assets	135		135
Total current assets	10,369		10,369
Noncurrent assets	479		479
Total assets	10,848		10,848
Current liabilities:
Accounts payable	10,587		10,587
Other current liabilities	8,092		8,092
Total current liabilities	18,679		18,679
Noncurrent liabilities	50		50
Total liabilities	18,729		18,729
Net assets	(7,881)		(7,881)
Revenue			15,543
Cost of revenue			(23,350)
Gross loss			(7,807)
General and administrative expenses			(4,293)
Depreciation and amortization			(45)
Operating loss			(12,145)
Interest income			3
Interest expense			(63)
Net loss			$ (12,205)