Condensed Consolidated Statements of Cash Flows (USD $) | 6 Months Ended |
In Thousands, unless otherwise specified | Jun. 30, 2014 | Jun. 30, 2013 |
Cash Flows from Operating Activities: | ' | ' |
Net income | $18,560 | $15,252 |
Adjustments to reconcile net income to net cash provided by operating activities: | ' | ' |
Depreciation and amortization | 3,863 | 3,337 |
Stock-based compensation expense | 486 | 301 |
Provision for doubtful accounts | 365 | 564 |
Deferred income taxes | 57 | -110 |
Excess tax benefit from exercise of equity awards | -34 | -228 |
Loss on disposal of fixed assets | ' | 5 |
Income tax benefit from stock-based compensation | ' | 196 |
Changes in assets and liabilities: | ' | ' |
Accounts receivable | -12,641 | 10,613 |
Inventories | -18,046 | -7,498 |
Prepaid expenses and other current assets | 2,057 | -660 |
Other non-current assets | 22 | 13 |
Accounts payable | 28,392 | -1,400 |
Accrued expenses and other liabilities | -2,232 | 6,590 |
Net cash provided by operating activities | 20,849 | 26,975 |
Cash Flows from Investing Activities: | ' | ' |
Purchases of property and equipment | -3,493 | -4,257 |
Proceeds from sale of equipment | 10 | ' |
Net cash used for investing activities | -3,483 | -4,257 |
Cash Flows from Financing Activities: | ' | ' |
Excess tax benefit from exercise of equity awards | 34 | 228 |
Exercise of stock options | 16 | 1,586 |
Issuance of stock under Employee Stock Purchase Plan | 360 | 307 |
Payment of payroll taxes on stock-based compensation through shares withheld | -34 | ' |
Repayment of capital lease obligation to affiliate | ' | -527 |
Net cash provided by financing activities | 376 | 1,594 |
Increase in cash and cash equivalents | 17,742 | 24,312 |
Cash and cash equivalents, beginning of period | 42,547 | 39,907 |
Cash and cash equivalents, end of period | 60,289 | 64,219 |
Non-cash Investing Activity: | ' | ' |
Accrued capital expenditures | 343 | 151 |
Supplemental Cash Flow Information: | ' | ' |
Income taxes paid | $10,933 | $10,936 |