Financing Arrangements (Details)				1 Months Ended	3 Months Ended			6 Months Ended		12 Months Ended
	Feb. 16, 2016 USD ($)	Aug. 12, 2014 USD ($)	Jun. 01, 2011 USD ($) $ / shares	Apr. 17, 2014 USD ($)	Jun. 30, 2016 USD ($) letter_of_credit	Jun. 30, 2015 USD ($)	Mar. 31, 2012 day $ / shares	Jun. 30, 2016 USD ($) letter_of_credit	Jun. 30, 2015 USD ($)	Dec. 31, 2015 USD ($)	Dec. 31, 2014 USD ($)	Jun. 30, 2011
Debt Instrument [Line Items]
Additional financing costs related to continued restatement of loans								$ 2,900,000
Amortization of deferred financing costs					$ (1,872,000)	$ (1,026,000)		(8,183,000)	$ (2,022,000)
JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Debt term				5 years
Annual increase in interest rate in an event of default				2.00%
Commitment fee, minimum percentage of commitments				12.50%
Commitment fee, minimum amount of commitments				$ 15,000,000.0
Commitment fee, number of consecutive days for commitments				30 days
Debt Instrument, Covenant, Minimum Liquidity				$ 120,000,000.0
Debt Instrument, Covenant, Minimum Liquidity, Additional Percentage of Commitments				25.00%
Debt Instrument, Covenant, Minimum EBITDA to Fixed Charges Ratio				1.00
Debt Instrument, Covenant, Minimum EBITDA to Fixed Charges Ratio, Measurment Duration				12 months
Unused line fee as a percentage				0.25%
Senior Notes [Member] | Notes [Member]
Debt Instrument [Line Items]
Face amount of debt					43,215,000			43,215,000
Convertible Notes Payable			$ 120,000,000.0
Stated interest rate			3.50%
Proceeds from Convertible Debt			$ 115,300,000
Debt Instrument, Convertible, Conversion Price (in Dollars per share) | $ / shares			$ 8.76
Debt Instrument, Convertible, Conversion Ratio			0.1142
Debt Instrument, Convertible, Stock Price Trigger (in Dollars per share) | $ / shares							$ 11.39
Debt Instrument, Convertible, Threshold Trading Days | day							20
Debt Instrument, Convertible, Threshold Consecutive Trading Days							30 days
Debt Conversion, Original Debt, Amount										$ 44,300,000	$ 32,500,000
Debt Conversion, Converted Instrument, Additional Amount										1,200,000	$ 1,000,000
Senior Notes [Member] | Notes [Member] | Over-Allotment Option [Member]
Debt Instrument [Line Items]
Convertible Notes Payable			$ 20,000,000.0
Convertible Debt [Member]
Debt Instrument [Line Items]
Amortization of deferred financing costs					(55,000)	(126,000)		(136,000)	(277,000)
Debt interest expense					$ 613,000	$ 2,590,000		$ 1,573,000	$ 4,410,000
Stated interest rate					3.50%	3.50%		3.50%	3.50%
Convertible Debt [Member] | January 1, 2016 to April 5, 2016 [Member]
Debt Instrument [Line Items]
Additional interest penalty for convertible notes (as a percent)								0.50%
Convertible Debt [Member] | January 1, 2016 to April 5, 2016 [Member]
Debt Instrument [Line Items]
Additional interest penalty for convertible notes (as a percent)								0.25%
Potential [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity				$ 200,000,000.0
Incremental Term Loan Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity		$ 445,000,000.0
Incremental Term Loan Agreement [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Periodic payment as a percent of the initial loan amount		0.25%
Face amount of debt		$ 445,000,000.0
Debt term		7 years
Voluntary prepayment of all future quarterly principal payments	$ (85,200,000)
Amount outstanding					$ 354,300,000			$ 354,300,000
Potential reduction in basis spread on variable rate		0.25%
Potential reduction in basis spread on variable rate, senior debt to EBITDA ratio		2.25
Annual increase in interest rate in an event of default		2.00%
Unamortized deferred financing costs					9,500,000			9,500,000		10,700,000
Additional financing costs related to continued restatement of loans					600,000			2,200,000
Amortization of deferred financing costs					(700,000)	$ (600,000)		(3,300,000)	$ (900,000)
Debt interest expense					4,400,000	4,900,000		9,000,000	9,900,000
Incremental Term Loan Agreement [Member] | Prime Rate [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		2.50%
Incremental Term Loan Agreement [Member] | London Interbank Offered Rate (LIBOR) [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate		3.50%
Minimum effective interest rate		4.50%
Term Loan Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity				600,000,000.0
Periodic payment as a percent of the initial loan amount												0.25%
Face amount of debt				$ 600,000,000.0
Debt term				7 years
Voluntary prepayment of all future quarterly principal payments	$ (114,800,000)
Amount outstanding					477,700,000			477,700,000
Potential reduction in basis spread on variable rate				0.25%
Annual increase in interest rate in an event of default				2.00%
Unamortized deferred financing costs					14,500,000			14,500,000		$ 16,100,000
Additional financing costs related to continued restatement of loans					900,000
Potential increase in maximum borrowing capacity				$ 150,000,000.0
Debt Instrument, Periodic Payment, Percent of Initial Loan Amount				0.25%
Amortization of deferred financing costs					(1,000,000)	(300,000)		(4,500,000)	(800,000)
Debt interest expense					6,000,000	$ 6,900,000		12,100,000	$ 13,700,000
Term Loan Facility [Member] | Maximum [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Potential reduction in basis spread on variable rate, senior debt to EBITDA ratio				2.25
Term Loan Facility [Member] | Base Rate [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate				2.50%
Term Loan Facility [Member] | Eurodollar [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Basis spread on variable rate				3.50%
Minimum effective interest rate				4.50%
JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Remaining Borrowing Capacity					$ 148,500,000			$ 148,500,000
JPM Revolving Facility [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity				$ 150,000,000.0
JPM Revolving Facility [Member] | Letter of Credit [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Letters of Credit Outstanding, Number | letter_of_credit					1			1
Letters of Credit Outstanding, Amount					$ 1,500,000			$ 1,500,000
Revolving Credit Facility [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Borrowing base, percent of eligible accounts receivable				85.00%
Revolving Credit Facility [Member] | The Lesser Of For Scenario Two Consideration A [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Borrowing base, percent of materials and WIP on FIFO				65.00%
Revolving Credit Facility [Member] | The Lesser Of For Scenario Two Consideration B [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Borrowing base, percent of liquidation value				85.00%
Revolving Credit Facility [Member] | The Lesser Of For Scenario Three Consideration A [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Borrowing base, percent finished goods				75.00%
Revolving Credit Facility [Member] | The Lesser Of For Scenario Three Consideration B [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Borrowing base, percent of liquidation of finished goods				85.00%
Borrowing base, percent of eligible inventory liquidation value				85.00%
Borrowing base, percent of market value finished goods				75.00%
Letter of Credit [Member] | JPM Revolving Facility [Member] | JP Morgan [Member]
Debt Instrument [Line Items]
Maximum borrowing capacity				$ 10,000,000.0