Financial Statement Presentation and Significant Accounting Policies - Estimated Useful lives of the Assets (Detail)	6 Months Ended
	Jun. 30, 2015
Building and improvements | Minimum
Property Plant And Equipment [Line Items]
Estimated useful lives	5 years
Building and improvements | Maximum
Property Plant And Equipment [Line Items]
Estimated useful lives	33 years
Production equipment and machinery | Minimum
Property Plant And Equipment [Line Items]
Estimated useful lives	2 years
Production equipment and machinery | Maximum
Property Plant And Equipment [Line Items]
Estimated useful lives	25 years
Office furniture, equipment and other | Minimum
Property Plant And Equipment [Line Items]
Estimated useful lives	3 years
Office furniture, equipment and other | Maximum
Property Plant And Equipment [Line Items]
Estimated useful lives	10 years