Discontinued Operations (Details) - USD ($) $ in Thousands	Sep. 30, 2016	Dec. 31, 2015
Current liabilities
Current liabilities held for sale	$ 22,846	$ 24,862
Trillium Software
Current assets
Cash and cash equivalents	1,333	1,049
Accounts receivable, net	9,517	11,397
Prepaid expenses	1,883	1,640
Property, plant and equipment, net	6,564	5,777
Goodwill	149,273	149,273
Other current assets	452	265
Total current assets held for sale	169,022	169,401
Current liabilities
Accounts payable	1,460	1,774
Accrued payroll and related expenses	779	924
Deferred revenue and customer advances	19,658	21,186
Other current liabilities	949	978
Current liabilities held for sale	$ 22,846	$ 24,862