XML 40 R6.htm IDEA: XBRL DOCUMENT v3.8.0.1
Unaudited Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Operating activities:      
Net loss $ (27,419) $ (41,367)  
Adjustments to reconcile net loss to cash used in operating activities:      
Depreciation and amortization 35,919 30,435  
Loss on asset disposals, abandonments and write-downs 1,687 2,165  
Gain on transition to airline-directed model (19,302)    
Deferred income taxes (3,863) 317  
Stock-based compensation expense 4,386 4,330  
Amortization of deferred financing costs 1,035 896  
Accretion and amortization of debt discount and premium 4,539 4,508  
Changes in operating assets and liabilities:      
Accounts receivable (14,046) (2,872)  
Inventories (12,304) (969)  
Prepaid expenses and other current assets (896) 8,296  
Accounts payable 11,755 1,094  
Accrued liabilities (6,787) (5,626)  
Deferred airborne lease incentives (1,834) 3,559  
Deferred revenue 5,440 2,586  
Accrued interest (24,955) (20,867)  
Other non-current assets and liabilities 440 (532)  
Net cash used in operating activities (46,205) (14,047)  
Investing activities:      
Purchases of property and equipment (56,886) (63,655)  
Acquisition of intangible assets-capitalized software (5,772) (7,953)  
Purchases of short-term investments (39,323) (109,439)  
Redemptions of short-term investments 69,482 114,641  
Net cash used in investing activities (32,499) (66,406)  
Financing activities:      
Proceeds from the issuance of senior secured notes   70,200  
Payment of issuance costs   (1,120)  
Payments on capital leases (618) (697)  
Stock-based compensation activity (70) 555  
Net cash provided by (used in) financing activities (688) 68,938  
Effect of exchange rate changes on cash 75 142  
Decrease in cash, cash equivalents and restricted cash (79,317) (11,373)  
Cash, cash equivalents and restricted cash at beginning of period 203,729 125,189 $ 125,189
Cash, cash equivalents and restricted cash at end of period 124,412 113,816 203,729
Less: current restricted cash 738 614  
Less: non-current restricted cash 6,635 7,273  
Cash and cash equivalents at end of period 117,039 105,929 $ 196,356
Supplemental Cash Flow Information:      
Cash paid for interest 49,911 42,698  
Cash paid for taxes 15 9  
Noncash Investing and Financing Activities:      
Purchases of property and equipment in current liabilities 23,325 49,043  
Purchases of property and equipment paid by commercial airlines 2,060 3,408  
Purchases of property and equipment under capital leases   1,155  
Acquisition of intangible assets in current liabilities 653 1,534  
Asset retirement obligation incurred and adjustments $ 4 $ 425