Summary of Significant Accounting Policies and Procedures - Additional Information (Detail) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended							12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013	Dec. 31, 2012 Aircraft And Aircraft Related Equipment	Dec. 31, 2013 Long-Term Lease Assets	Dec. 31, 2012 Long-Term Lease Assets	Dec. 31, 2013 Other Assets	Dec. 31, 2013 Flight Equipment Minimum	Dec. 31, 2013 Flight Equipment Maximum	Dec. 31, 2013 Other Machinery and Equipment Minimum	Dec. 31, 2013 Other Machinery and Equipment Maximum	Dec. 31, 2012 Embraer Brasilia Emb-120 Aircraft	Dec. 31, 2013 Accounts Receivable	Dec. 31, 2013 Prepaid Expenses
Accounting Policies [Line Items]
Percentage of accounts receivable	100.00%		100.00%										94.00%
Balance of fuel held in inventories	$ 0.8		$ 1.0
Useful life of the equipments								10 years	20 years	3 years	10 years
Debt issuance costs		2.5
Unamortized debt issuance cost			1.2				0.5							0.6
Security deposit					1.2	1.2
Number of aircraft leased												2
Number of aircraft purchased												2
Maintenance Deposit	0		0	2.2
Other receivables from lessor	0.4
Purchase of aircrafts and termination of lease, cash paid	1.6
Consideration paid to acquire aircrafts and terminate lease	4.2
Fair value of acquired aircraft	3.5
Fair value measurement which was less than total consideration paid to lessor	0.7
Additional aircraft rental expense	$ 0.7
Common stock outstanding	8,919,990		8,974,990