Organization and Summary of Significant Accounting Policies (Correction of Immaterial Errors) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Decrease in deferred income taxes	$ (9,100,000)	$ (6,027,000)	$ (4,110,000)
Decrease in depreciation and amortization expense	200,000	100,000
Maintenance Rights	17,670,000	12,140,000
Restatement adjustment
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Decrease in equipment held for operating lease		13,700,000
Increase maintenance rights		12,100,000
Decrease in deferred income taxes		600,000
Decrease in retained earnings		1,100,000
Decrease in maintenance reserve revenue		1,700,000	41,000
Increase (decrease) in gain on sale of leased equipment	(34,000)	100,000
Increase in income tax benefit	500,000	35,000
Decrease in net income	$ 900,000	$ 100,000
Decrease in basic and diluted earnings per share	$ 0.11	$ 0.01
Decrease in cash provided by operating income	$ 1,700,000
Decrease in the cash used by investing activities		$ 1,700,000
Parent Company
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Decrease in deferred income taxes	(4,710,000)	(1,806,000)	$ (1,478,000)
Maintenance Rights	$ 16,468,000	$ 22,680,000