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CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS (Unaudited) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2016
Mar. 31, 2015
Cash Flows from Operating Activities:    
Net income $ 4,669 $ 6,119
Adjustments to reconcile net income to net cash (used in) provided by operating activities:    
Depreciation and amortization 6,792 6,098
Share-based compensation expense 1,050 1,113
Provision for doubtful accounts 104 23
Other (24) (6)
Changes in operating assets and liabilities:    
Accounts receivable 1,096 766
Inventories (1,304) (209)
Customer deposits 2,746 5,896
Other assets and liabilities (3,512) (451)
Accounts payable and accrued liabilities (16,380) (5,785)
Net cash (used in) provided by operating activities (4,763) 13,564
Cash Flows from Investing Activities:    
Capital expenditures (8,979) (6,711)
Maturities of certificates of deposit 0 1,000
Other 4 23
Net cash used in investing activities (8,975) (5,688)
Cash Flows from Financing Activities:    
Payments on lease obligations (748) (593)
Dividends paid (2,205) (1,802)
Common stock purchased (235) 0
Construction allowance receipts 0 3,286
Other 0 (102)
Net cash (used in) provided by financing activities (3,188) 789
(Decrease) increase in cash and cash equivalents during the period (16,926) 8,665
Cash and Cash Equivalents at Beginning of Year 70,659 65,481
Cash and Cash Equivalents at End of Year $ 53,733 $ 74,146