Commitments And Contingencies (Tables)

12 Months Ended

Dec. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

Schedule of Product Warranty Liability

The following table reflects activity in the warranty accrual for the periods indicated:

	Years Ended December 31,
	2012			2011			2010
	($ in thousands)
Balance, Beginning of Period	$	24,004		$	17,936		$	920
Warranty Expense	23,195			20,183			23,898
Warranty Claims Paid	(20,837		)	(14,115		)	(6,882		)
Balance, End of Period	$	26,362		$	24,004		$	17,936

Schedule of Future Minimum Rental Payments for Operating Leases

A summary of future minimum lease payments required under non-cancelable operating leases with remaining lease terms in excess of one year as of December 31, 2012 follows:

	Related Party		Non-Related Party		Total
	($ in thousands)
Year 1	$	7,641	$	11,217	$	18,858
Year 2	7,631		9,121		16,752
Year 3	6,981		6,708		13,689
Year 4	5,121		3,903		9,024
Year 5	4,963		2,075		7,038
Thereafter	3,380		1,520		4,900
Total	$	35,717	$	34,544	$	70,261

Schedule of Future Minimum Sublease Income

A summary of future minimum sub-lease income under non-cancelable operating leases with remaining lease terms in excess of one year as of December 31, 2012 follows:

	Total
	($ in thousands)
Year 1	$	670
Year 2	348
Year 3	59
Year 4	15
Year 5	—
Thereafter	—
Total	$	1,092