Debt Revolving Credit Agreement (Details) - Revolving Credit Facility [Member] $ in Thousands		1 Months Ended	3 Months Ended	6 Months Ended
	Nov. 30, 2014	Dec. 31, 2014	Jun. 30, 2015 USD ($)	Jun. 30, 2015 USD ($)
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity			$ 125,000	$ 125,000
Line of Credit, Terms, Provision to Increase the Aggregate Amount of Commitments Under Certain Conditions, Amount			$ 25,000
Debt Instrument, Maturity Date	Dec. 15, 2015	Dec. 10, 2019
Weighted average interest rate for borrowings			2.74%	2.74%
Line of Credit Facility, Borrowing Capacity excluding minimum excess availability, springing covenant			$ 101,147	$ 101,147
Excess availability, revolving credit facility			$ 27,647	$ 27,647
Minimum
Debt Instrument [Line Items]
Ratio of EBITDA to fixed charges, springing covenant			1.1	1.1
Excess availability percentage of borrowing base, lower bound before fixed charge coverage maintenance required				10.00%
Excess availability, lower bound before lender full dominion over collections			$ 15,625	$ 15,625
Excess availability, lower bound before fixed charge coverage maintenance required			$ 12,500	$ 12,500
Excess availability percentage of borrowing base, lower bound before lender full dominion over collections				12.50%