Acquisition Accounting - Schedule of Fair Value of Identified Intangible Assets Acquired (Details) - USD ($) $ in Thousands		12 Months Ended
	Nov. 01, 2013	Dec. 31, 2016
Fair value consideration transferred:
Cash		$ 46,128
Fair Value of IRC 338(h)(10) election		636
Total fair value consideration transferred		46,764
Recognized amounts of identifiable tangible assets acquired and liabilities assumed:
Assets acquired		4,834
Liabilities assumed		4,786
Assets acquired in excess of liabilities assumed		48
Recognized identified intangible assets:
Total recognized identified intangible assets		8,082
Goodwill		38,634
Trade name
Recognized identified intangible assets:
Total recognized identified intangible assets		1,998
Accreditation, licensing and Title IV
Recognized identified intangible assets:
Total recognized identified intangible assets		1,686
Affiliate agreements
Recognized identified intangible assets:
Total recognized identified intangible assets		37
Student contracts and relationships
Recognized identified intangible assets:
Total recognized identified intangible assets		$ 3,870
Useful Life	6 years	6 years
Curricula
Recognized identified intangible assets:
Total recognized identified intangible assets		$ 405
Useful Life	3 years	3 years
Non-compete agreements
Recognized identified intangible assets:
Total recognized identified intangible assets		$ 86
Useful Life	5 years	5 years