Summary of Significant Accounting Policies (Details) - USD ($)	3 Months Ended	6 Months Ended		12 Months Ended
	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Dec. 31, 2015
Error Corrections and Prior Period Adjustments Restatement [Line Items]
Decrease in deferred income taxes		$ (4,990,000)	$ (441,000)
Maintenance Rights		$ 16,774,000		$ 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 net income	$ 6,000		(900,000)
Decrease in deferred income taxes				600,000
Decrease in retained earnings				$ 1,100,000
Decrease in maintenance reserve revenue	0		(1,700,000)
Increase (decrease) in gain on sale of leased equipment			34,000
Increase in gain on sale of leased equipment	(100,000)
Decrease in depreciation and amortization expense	42,000		100,000
Increase in income tax benefit	$ 400,000		3,000
Decrease in income tax expense			$ 500,000
Decrease in basic and diluted earnings per share	$ 0.00		$ (0.12)
Decrease in cash provided by operating income			$ 1,700,000
Decrease in the cash used by investing activities			$ 1,700,000