Discontinued Operations - Assets and Liabilities of Discontinued Operations (Details) (MIS [Member], USD $) In Thousands, unless otherwise specified	Jun. 30, 2014
MIS [Member]
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Accounts receivable, net	$ 925
Unbilled receivables and costs in excess of billings	248
Deferred income taxes	77
Disposal Group, Including Discontinued Operation, Prepaid and Other Assets	0
Prepaid expenses and other current assets	124
Property and equipment, net	475
Goodwill	2,283
Intangible assets, net	2,062
Other non-current assets	39
Assets of discontinued operations	6,233
Accounts payable	127
Accrued expenses	802
Accrued compensation	689
Deferred income taxes	818
Liabilities of discontinued operations	$ 2,436