Business Combinations (Home Federal Bank) (Details) - USD ($) $ / shares in Units, $ in Thousands		May. 16, 2014	Dec. 31, 2015	Dec. 31, 2014
Business Acquisition [Line Items]
Goodwill			$ 78,610	$ 80,082
Home Federal Bank
Business Acquisition [Line Items]
Acquired finite-lived intangible assets, weighted average useful life		10 years
Cascade Bancorp common stock shares issued for Home Federal shares		24,309,131
Cascade share price as calculated in the Merger Agreement		$ 4.91
Consideration from common stock conversion (1.6772 ratio)		$ 119,285
Consideration paid in cash ($8.43 per share)		122,163
Total purchase price		241,448
Cash and cash equivalents		160,782
Investment securities		318,893
Loans		392,411
Premises and equipment, net		17,432
Other real estate owned		3,514
Deferred tax asset		15,514
BOLI		15,896
Other assets		13,259
Core deposit intangible	[1]	7,667
Total assets		945,368
Deposits		759,176
Other liabilities		23,354
Total liabilities		782,530
Net identifiable assets acquired		162,838
Goodwill		$ 78,610

[1] The core deposit intangible is being amortized over a 10 year period, which is its expected useful life.