Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2018	Dec. 31, 2017
Assets
Cash	$ 10,323	$ 23,612
Accounts and other receivables, less allowance for doubtful accounts of $2,190 in 2018 and $2,492 in 2017	127,649	119,335
Unbilled revenue	36,866	42,958
Prepaid expenses and other current assets	18,452	14,212
Total current assets	193,290	200,117
Property, plant and equipment	20,909	21,466
Accumulated depreciation	(15,310)	(16,343)
Property, plant and equipment, net	5,599	5,123
Goodwill	174,975	144,835
Intangible assets, net	17,463	8,363
Other assets	10,170	6,569
Total assets	401,497	365,007
Liabilities and Stockholders’ Equity
Short-term borrowings	69,044	37,696
Current portion of long-term debt	12,000	12,000
Accounts payable and accrued expenses	71,422	78,280
Deferred revenue	23,499	22,356
Total current liabilities	175,965	150,332
Long-term debt	25,000	16,000
Other noncurrent liabilities	11,334	10,621
Total liabilities	212,299	176,953
Stockholders’ equity:
Common stock, par value $0.01 per share	172	172
Additional paid-in capital	107,300	107,256
Retained earnings	115,654	106,599
Treasury stock at cost	(15,710)	(11,118)
Accumulated other comprehensive loss	(18,218)	(14,855)
Total stockholders’ equity	189,198	188,054
Total Liabilities and Stockholders' Equity	$ 401,497	$ 365,007