Business Acquisitions Fair Value of Assets Acquired and Liabilities Assumed (Details) - USD ($) $ in Thousands		1 Months Ended
	Oct. 31, 2016	Feb. 28, 2017	Jun. 30, 2017	Dec. 31, 2016
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Goodwill			$ 22,803	$ 13,823
Lavante [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Cash and cash equivalents	$ 28
Accounts receivable, net	207
Goodwill	2,286
Other current assets	92
Intangible assets	6,178
Net fixed assets	98
Total assets	8,889
Accounts payable	121
Deferred revenue	370
Other current liabilities	757
Total liabilities	1,248
Total purchase price	$ 3,809
Cost & Compliance Associates [Member]
Business Combination, Recognized Identifiable Assets Acquired, Goodwill, and Liabilities Assumed, Net [Abstract]
Accounts receivable, net		$ 1,611
Unbilled revenue		8
Commissions receivable		48
Prepaid expenses		78
Goodwill		8,801
Other current assets		12
Net fixed assets		323
Total assets		10,881
Accounts payable		342
Accrued commissions		507
Taxes payable		44
Total liabilities		893
Total purchase price		$ 10,000