Income Taxes (Income Tax Rate Reconciliation) (Detail)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Effective income tax rate continuing operations tax rate reconciliation [Abstract]
Federal income tax computed at the statutory rate	35.00%	35.00%	35.00%
Increase (reduction) in taxes resulting from: [Abstract]
Mark-to-market on warrants	(1.50%)	(1.20%)	(1.60%)
Change in valuation allowance	(2.20%)	0.00%	(13.50%)
Change in uncertain tax positions	0.00%	0.00%	(9.10%)
Tax return and deferred inventory adjustments	3.60%	0.00%	0.00%
Non deductible compensation	(1.40%)	2.70%	0.00%
Basis difference in foreign subsidiary	(33.00%)	0.00%	0.00%
Other	(0.30%)	1.20%	0.40%
Effective tax rate	0.20%	37.70%	11.20%