Accrued Expenses and Long-Term Liabilities (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Other Liabilities Disclosure [Abstract]
Other Liabilities	$ 1,043	$ 2,089
Rent payable	209	557
Uncertain tax positions	3,267	3,109
Deferred Tax Liabilities, Other	2,525	0
Facilities realignment accrual	43	560
Regulatory Liability, Noncurrent	2,500
Disposal Group, Including Discontinued Operation, Accounts Payable and Accrued Liabilities	329	817
Other	270	142
Liabilities, Noncurrent	9,143	5,185
Restructuring Reserve, Current	517	565
Self Insurance Reserve, Current	463	1,020
Liability for Uncertain Tax Positions, Current	875	875
Business Combination, Contingent Consideration, Liability, Current	633
Business Acquisition, Transaction Costs	1,225
Disposal Group, Including Discontinued Operation, Liabilities	2,820	4,495
Deferred Rent Credit, Current	348	348
Other Accrued Liabilities, Current	5,933	3,085
Accrued Liabilities, Current	14,822	12,477
Settlement Liabilities, Current	500
Interest Payable, Current	$ 465	$ 0